Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2908303562', 'doi': 'https://doi.org/10.1017/qua.2018.139', 'title': 'Quaternary tephra from the Valles caldera in the volcanic field of the Jemez Mountains of New Mexico identified in western Canada', 'display_name': 'Quaternary tephra from the Valles caldera in the volcanic field of the Jemez Mountains of New Mexico identified in western Canada', 'publication_year': 2018, 'publication_date': '2018-12-27', 'ids': {'openalex': 'https://openalex.org/W2908303562', 'doi': 'https://doi.org/10.1017/qua.2018.139', 'mag': '2908303562'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1017/qua.2018.139', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S202995604', 'display_name': 'Quaternary Research', 'issn_l': '0033-5894', 'issn': ['0033-5894', '1096-0287'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310311721', 'host_organization_name': 'Cambridge University Press', 'host_organization_lineage': ['https://openalex.org/P4310311721', 'https://openalex.org/P4310311702'], 'host_organization_lineage_names': ['Cambridge University Press', 'University of Cambridge'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref'], 'open_access': {'is_oa': True, 'oa_status': 'green', 'oa_url': 'https://www.osti.gov/biblio/1495150', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5090561081', 'display_name': 'John A. Westgate', 'orcid': 'https://orcid.org/0000-0001-5414-3259'}, 'institutions': [{'id': 'https://openalex.org/I185261750', 'display_name': 'University of Toronto', 'ror': 'https://ror.org/03dbr7087', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I185261750']}], 'countries': ['CA'], 'is_corresponding': True, 'raw_author_name': 'John A. Westgate', 'raw_affiliation_strings': ['Department of Earth Sciences, University of Toronto, Toronto, Ontario M5S 3B1, Canada'], 'affiliations': [{'raw_affiliation_string': 'Department of Earth Sciences, University of Toronto, Toronto, Ontario M5S 3B1, Canada', 'institution_ids': ['https://openalex.org/I185261750']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5113494414', 'display_name': 'Giday WoldeGabriel', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I1343871089', 'display_name': 'Los Alamos National Laboratory', 'ror': 'https://ror.org/01e41cf67', 'country_code': 'US', 'type': 'facility', 'lineage': ['https://openalex.org/I1330989302', 'https://openalex.org/I1343871089', 'https://openalex.org/I198811213', 'https://openalex.org/I4210120050']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Giday WoldeGabriel', 'raw_affiliation_strings': ['Los Alamos National Laboratory, Earth and Environmental Sciences, Los Alamos, New Mexico 87545, USA'], 'affiliations': [{'raw_affiliation_string': 'Los Alamos National Laboratory, Earth and Environmental Sciences, Los Alamos, New Mexico 87545, USA', 'institution_ids': ['https://openalex.org/I1343871089']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5056397945', 'display_name': 'H. C. Halls', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I185261750', 'display_name': 'University of Toronto', 'ror': 'https://ror.org/03dbr7087', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I185261750']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Henry C. Halls', 'raw_affiliation_strings': ['Department of Earth Sciences, University of Toronto, Toronto, Ontario M5S 3B1, Canada'], 'affiliations': [{'raw_affiliation_string': 'Department of Earth Sciences, University of Toronto, Toronto, Ontario M5S 3B1, Canada', 'institution_ids': ['https://openalex.org/I185261750']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5109493121', 'display_name': 'Colin J. Bray', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I185261750', 'display_name': 'University of Toronto', 'ror': 'https://ror.org/03dbr7087', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I185261750']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Colin J. Bray', 'raw_affiliation_strings': ['Department of Earth Sciences, University of Toronto, Toronto, Ontario M5S 3B1, Canada'], 'affiliations': [{'raw_affiliation_string': 'Department of Earth Sciences, University of Toronto, Toronto, Ontario M5S 3B1, Canada', 'institution_ids': ['https://openalex.org/I185261750']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5089953894', 'display_name': 'René W. Barendregt', 'orcid': 'https://orcid.org/0000-0002-8659-4051'}, 'institutions': [{'id': 'https://openalex.org/I107949126', 'display_name': 'University of Lethbridge', 'ror': 'https://ror.org/044j76961', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I107949126']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'René W. Barendregt', 'raw_affiliation_strings': ['Department of Geography, University of Lethbridge, Lethbridge, Alberta T1K 3M4, Canada'], 'affiliations': [{'raw_affiliation_string': 'Department of Geography, University of Lethbridge, Lethbridge, Alberta T1K 3M4, Canada', 'institution_ids': ['https://openalex.org/I107949126']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5040018271', 'display_name': 'Nicholas J.G. Pearce', 'orcid': 'https://orcid.org/0000-0003-3157-9564'}, 'institutions': [{'id': 'https://openalex.org/I16038530', 'display_name': 'Aberystwyth University', 'ror': 'https://ror.org/015m2p889', 'country_code': 'GB', 'type': 'education', 'lineage': ['https://openalex.org/I16038530']}], 'countries': ['GB'], 'is_corresponding': False, 'raw_author_name': 'Nicholas J.G. Pearce', 'raw_affiliation_strings': ['Department of Geography and Earth Sciences, Aberystwyth University, Aberystwyth SY23 3DB, Wales, UK'], 'affiliations': [{'raw_affiliation_string': 'Department of Geography and Earth Sciences, Aberystwyth University, Aberystwyth SY23 3DB, Wales, UK', 'institution_ids': ['https://openalex.org/I16038530']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5056319140', 'display_name': 'Andrei M. Sarna‐Wojcicki', 'orcid': 'https://orcid.org/0000-0002-0244-9149'}, 'institutions': [{'id': 'https://openalex.org/I1286329397', 'display_name': 'United States Geological Survey', 'ror': 'https://ror.org/035a68863', 'country_code': 'US', 'type': 'government', 'lineage': ['https://openalex.org/I1286329397', 'https://openalex.org/I1335927249']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Andrei M. Sarna-Wojcicki', 'raw_affiliation_strings': ['United States Geological Survey, Menlo Park, California 94025, USA'], 'affiliations': [{'raw_affiliation_string': 'United States Geological Survey, Menlo Park, California 94025, USA', 'institution_ids': ['https://openalex.org/I1286329397']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5111656175', 'display_name': 'Michael P. Gorton', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I185261750', 'display_name': 'University of Toronto', 'ror': 'https://ror.org/03dbr7087', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I185261750']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'Michael P. Gorton', 'raw_affiliation_strings': ['Department of Earth Sciences, University of Toronto, Toronto, Ontario M5S 3B1, Canada'], 'affiliations': [{'raw_affiliation_string': 'Department of Earth Sciences, University of Toronto, Toronto, Ontario M5S 3B1, Canada', 'institution_ids': ['https://openalex.org/I185261750']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5036384461', 'display_name': 'Richard E. Kelley', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I1343871089', 'display_name': 'Los Alamos National Laboratory', 'ror': 'https://ror.org/01e41cf67', 'country_code': 'US', 'type': 'facility', 'lineage': ['https://openalex.org/I1330989302', 'https://openalex.org/I1343871089', 'https://openalex.org/I198811213', 'https://openalex.org/I4210120050']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Richard E. Kelley', 'raw_affiliation_strings': ['Los Alamos National Laboratory, Earth and Environmental Sciences, Los Alamos, New Mexico 87545, USA'], 'affiliations': [{'raw_affiliation_string': 'Los Alamos National Laboratory, Earth and Environmental Sciences, Los Alamos, New Mexico 87545, USA', 'institution_ids': ['https://openalex.org/I1343871089']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5018235008', 'display_name': 'E. S. Schultz-Fellenz', 'orcid': 'https://orcid.org/0000-0002-8181-5003'}, 'institutions': [{'id': 'https://openalex.org/I1343871089', 'display_name': 'Los Alamos National Laboratory', 'ror': 'https://ror.org/01e41cf67', 'country_code': 'US', 'type': 'facility', 'lineage': ['https://openalex.org/I1330989302', 'https://openalex.org/I1343871089', 'https://openalex.org/I198811213', 'https://openalex.org/I4210120050']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Emily Schultz-Fellenz', 'raw_affiliation_strings': ['Los Alamos National Laboratory, Earth and Environmental Sciences, Los Alamos, New Mexico 87545, USA'], 'affiliations': [{'raw_affiliation_string': 'Los Alamos National Laboratory, Earth and Environmental Sciences, Los Alamos, New Mexico 87545, USA', 'institution_ids': ['https://openalex.org/I1343871089']}]}], 'institution_assertions': [], 'countries_distinct_count': 3, 'institutions_distinct_count': 5, 'corresponding_author_ids': ['https://openalex.org/A5090561081'], 'corresponding_institution_ids': ['https://openalex.org/I185261750'], 'apc_list': None, 'apc_paid': None, 'fwci': 0.472, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 6, 'citation_normalized_percentile': {'value': 0.661811, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 80, 'max': 82}, 'biblio': {'volume': '91', 'issue': '2', 'first_page': '813', 'last_page': '828'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10017', 'display_name': 'Geology and Paleoclimatology Research', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/1902', 'display_name': 'Atmospheric Science'}, 'field': {'id': 'https://openalex.org/fields/19', 'display_name': 'Earth and Planetary Sciences'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10017', 'display_name': 'Geology and Paleoclimatology Research', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/1902', 'display_name': 'Atmospheric Science'}, 'field': {'id': 'https://openalex.org/fields/19', 'display_name': 'Earth and Planetary Sciences'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T10001', 'display_name': 'Geological and Geochemical Analysis', 'score': 0.9995, 'subfield': {'id': 'https://openalex.org/subfields/1908', 'display_name': 'Geophysics'}, 'field': {'id': 'https://openalex.org/fields/19', 'display_name': 'Earth and Planetary Sciences'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T10110', 'display_name': 'earthquake and tectonic studies', 'score': 0.9982, 'subfield': {'id': 'https://openalex.org/subfields/1908', 'display_name': 'Geophysics'}, 'field': {'id': 'https://openalex.org/fields/19', 'display_name': 'Earth and Planetary Sciences'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/pumice', 'display_name': 'Pumice', 'score': 0.82322145}, {'id': 'https://openalex.org/keywords/caldera', 'display_name': 'Caldera', 'score': 0.80250293}, {'id': 'https://openalex.org/keywords/volcanic-glass', 'display_name': 'Volcanic glass', 'score': 0.6680082}, {'id': 'https://openalex.org/keywords/scoria', 'display_name': 'Scoria', 'score': 0.50793177}, {'id': 'https://openalex.org/keywords/volcanic-ash', 'display_name': 'Volcanic ash', 'score': 0.42534462}, {'id': 'https://openalex.org/keywords/fission-track-dating', 'display_name': 'Fission track dating', 'score': 0.4106118}], 'concepts': [{'id': 'https://openalex.org/C87457978', 'wikidata': 'https://www.wikidata.org/wiki/Q209245', 'display_name': 'Tephra', 'level': 3, 'score': 0.9757359}, {'id': 'https://openalex.org/C127313418', 'wikidata': 'https://www.wikidata.org/wiki/Q1069', 'display_name': 'Geology', 'level': 0, 'score': 0.88725555}, {'id': 'https://openalex.org/C75268469', 'wikidata': 'https://www.wikidata.org/wiki/Q180044', 'display_name': 'Pumice', 'level': 3, 'score': 0.82322145}, {'id': 'https://openalex.org/C49708893', 'wikidata': 'https://www.wikidata.org/wiki/Q159954', 'display_name': 'Caldera', 'level': 3, 'score': 0.80250293}, {'id': 'https://openalex.org/C120806208', 'wikidata': 'https://www.wikidata.org/wiki/Q8072', 'display_name': 'Volcano', 'level': 2, 'score': 0.71675503}, {'id': 'https://openalex.org/C2776543301', 'wikidata': 'https://www.wikidata.org/wiki/Q107749', 'display_name': 'Volcanic glass', 'level': 4, 'score': 0.6680082}, {'id': 'https://openalex.org/C25822816', 'wikidata': 'https://www.wikidata.org/wiki/Q190727', 'display_name': 'Rhyolite', 'level': 4, 'score': 0.5610474}, {'id': 'https://openalex.org/C53570757', 'wikidata': 'https://www.wikidata.org/wiki/Q25546', 'display_name': 'Pleistocene', 'level': 2, 'score': 0.5569562}, {'id': 'https://openalex.org/C17409809', 'wikidata': 'https://www.wikidata.org/wiki/Q161764', 'display_name': 'Geochemistry', 'level': 1, 'score': 0.54552686}, {'id': 'https://openalex.org/C55953714', 'wikidata': 'https://www.wikidata.org/wiki/Q6642389', 'display_name': 'Scoria', 'level': 4, 'score': 0.50793177}, {'id': 'https://openalex.org/C64551749', 'wikidata': 'https://www.wikidata.org/wiki/Q107099', 'display_name': 'Volcanic ash', 'level': 3, 'score': 0.42534462}, {'id': 'https://openalex.org/C100134115', 'wikidata': 'https://www.wikidata.org/wiki/Q173412', 'display_name': 'Radiocarbon dating', 'level': 2, 'score': 0.41661283}, {'id': 'https://openalex.org/C92217149', 'wikidata': 'https://www.wikidata.org/wiki/Q1420956', 'display_name': 'Fission track dating', 'level': 3, 'score': 0.4106118}, {'id': 'https://openalex.org/C95869378', 'wikidata': 'https://www.wikidata.org/wiki/Q512121', 'display_name': 'Pyroclastic rock', 'level': 3, 'score': 0.39290857}, {'id': 'https://openalex.org/C192241223', 'wikidata': 'https://www.wikidata.org/wiki/Q108689', 'display_name': 'Volcanic rock', 'level': 3, 'score': 0.39279282}, {'id': 'https://openalex.org/C151730666', 'wikidata': 'https://www.wikidata.org/wiki/Q7205', 'display_name': 'Paleontology', 'level': 1, 'score': 0.35032132}, {'id': 'https://openalex.org/C2778849375', 'wikidata': 'https://www.wikidata.org/wiki/Q178928', 'display_name': 'Zircon', 'level': 2, 'score': 0.20558265}], 'mesh': [], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1017/qua.2018.139', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S202995604', 'display_name': 'Quaternary Research', 'issn_l': '0033-5894', 'issn': ['0033-5894', '1096-0287'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310311721', 'host_organization_name': 'Cambridge University Press', 'host_organization_lineage': ['https://openalex.org/P4310311721', 'https://openalex.org/P4310311702'], 'host_organization_lineage_names': ['Cambridge University Press', 'University of Cambridge'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'https://www.osti.gov/biblio/1495150', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306402487', 'display_name': 'OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I139351228', 'host_organization_name': 'Office of Scientific and Technical Information', 'host_organization_lineage': ['https://openalex.org/I139351228'], 'host_organization_lineage_names': ['Office of Scientific and Technical Information'], 'type': 'repository'}, 'license': 'other-oa', 'license_id': 'https://openalex.org/licenses/other-oa', 'version': 'submittedVersion', 'is_accepted': False, 'is_published': False}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'https://www.osti.gov/biblio/1495150', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306402487', 'display_name': 'OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I139351228', 'host_organization_name': 'Office of Scientific and Technical Information', 'host_organization_lineage': ['https://openalex.org/I139351228'], 'host_organization_lineage_names': ['Office of Scientific and Technical Information'], 'type': 'repository'}, 'license': 'other-oa', 'license_id': 'https://openalex.org/licenses/other-oa', 'version': 'submittedVersion', 'is_accepted': False, 'is_published': False}, 'sustainable_development_goals': [{'id': 'https://metadata.un.org/sdg/14', 'display_name': 'Life below water', 'score': 0.5}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 36, 'referenced_works': ['https://openalex.org/W1531971500', 'https://openalex.org/W1679441618', 'https://openalex.org/W1846057075', 'https://openalex.org/W1960282296', 'https://openalex.org/W1972556081', 'https://openalex.org/W1984333345', 'https://openalex.org/W1995432747', 'https://openalex.org/W1998708742', 'https://openalex.org/W2000413373', 'https://openalex.org/W2001754765', 'https://openalex.org/W2007133633', 'https://openalex.org/W2018716625', 'https://openalex.org/W2018743105', 'https://openalex.org/W2020191076', 'https://openalex.org/W2023861405', 'https://openalex.org/W2024436619', 'https://openalex.org/W2029677847', 'https://openalex.org/W2049425791', 'https://openalex.org/W2057265198', 'https://openalex.org/W2066886350', 'https://openalex.org/W2089288741', 'https://openalex.org/W2113688120', 'https://openalex.org/W2117131104', 'https://openalex.org/W2118204502', 'https://openalex.org/W2121775416', 'https://openalex.org/W2123280986', 'https://openalex.org/W2126271452', 'https://openalex.org/W2264595614', 'https://openalex.org/W2334209763', 'https://openalex.org/W2402674838', 'https://openalex.org/W3150508583', 'https://openalex.org/W4237167085', 'https://openalex.org/W4244752474', 'https://openalex.org/W4293578877', 'https://openalex.org/W4323875807', 'https://openalex.org/W607793609'], 'related_works': ['https://openalex.org/W4233173071', 'https://openalex.org/W3006377477', 'https://openalex.org/W2752395337', 'https://openalex.org/W2751690805', 'https://openalex.org/W2740298861', 'https://openalex.org/W2330050351', 'https://openalex.org/W2326236172', 'https://openalex.org/W2035038563', 'https://openalex.org/W2000413373', 'https://openalex.org/W1444751413'], 'abstract_inverted_index': {'Abstract': [0], 'A': [1], 'fine-grained,': [2], 'up': [3], 'to': [4, 81], '3-m-thick': [5], 'tephra': [6, 14, 37, 65, 97], 'bed': [7, 66], 'in': [8, 23, 47, 54, 68, 107, 135, 190], 'southwestern': [9], 'Saskatchewan,': [10], 'herein': [11], 'named': [12], 'Duncairn': [13], '(Dt),': [15], 'is': [16, 145, 174], 'derived': [17], 'from': [18], 'an': [19], 'early': [20], 'Pleistocene': [21, 64], 'eruption': [22], 'the': [24, 55, 69, 84, 104, 136, 146, 154, 159, 165, 175], 'Jemez': [25], 'Mountains': [26, 72], 'volcanic': [27, 60], 'field': [28], 'of': [29, 35, 39, 73, 83, 93, 119, 143, 153, 158, 164, 170, 178, 181], 'New': [30, 108], 'Mexico,': [31, 109], 'requiring': [32], 'a': [33, 52, 63, 76, 87, 191], 'trajectory': [34], 'northward': [36, 188], 'dispersal': [38], '~1500': [40], 'km.': [41], 'An': [42], 'unusually': [43], 'low': [44], 'CaO': [45], 'content': [46], 'its': [48], 'glass': [49, 79, 120, 131], 'shards': [50], 'denies': [51], 'source': [53], 'closer': [56], 'Yellowstone': [57], 'and': [58, 116, 121, 124, 138, 150, 172, 183], 'Heise': [59], 'fields,': [61], 'whereas': [62], '(LSMt)': [67], 'La': [70], 'Sal': [71], 'Utah': [74], 'has': [75], 'very': [77], 'similar': [78], 'chemistry': [80], 'that': [82], 'Dt,': [85], 'supporting': [86], 'more': [88], 'southerly': [89], 'source.': [90], 'Comprehensive': [91], 'characterization': [92], 'these': [94], 'two': [95], 'distal': [96], 'beds': [98], 'along': [99], 'with': [100], 'samples': [101], 'collected': [102], 'near': [103], 'Valles': [105], 'caldera': [106], 'including': [110], 'grain': [111], 'size,': [112], 'mineral': [113], 'assemblage,': [114], 'major-': [115], 'trace-element': [117], 'composition': [118], 'minerals,': [122], 'paleomagnetism,': [123], 'fission-track': [125], 'dating,': [126], 'justify': [127], 'this': [128], 'correlation.': [129], 'Two': [130], 'populations': [132], 'each': [133], 'exist': [134], 'Dt': [137], 'LSMt.': [139], 'The': [140, 168], 'proximal': [141], 'correlative': [142, 169], 'Dt1': [144, 182], 'plinian': [147], 'Tsankawi': [148], 'Pumice': [149], 'co-ignimbritic': [151, 176], 'ash': [152, 177], 'first': [155], 'ignimbrite': [156], '(Qbt1g)': [157], '1.24': [160], 'Ma': [161], 'Tshirege': [162], 'Member': [163], 'Bandelier': [166], 'Tuff.': [167], 'Dt2': [171, 184], 'LSMt': [173], 'Qbt2.': [179], 'Mixing': [180], 'probably': [185], 'occurred': [186], 'during': [187], 'transport': [189], 'jet': [192], 'stream.': [193]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2908303562', 'counts_by_year': [{'year': 2023, 'cited_by_count': 1}, {'year': 2022, 'cited_by_count': 1}, {'year': 2021, 'cited_by_count': 3}, {'year': 2019, 'cited_by_count': 1}], 'updated_date': '2024-12-26T14:25:23.088574', 'created_date': '2019-01-11'}