Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2037832701', 'doi': 'https://doi.org/10.1007/bf00650328', 'title': 'Stable carbon isotope ratios in Asian elephant collagen: implications for dietary studies', 'display_name': 'Stable carbon isotope ratios in Asian elephant collagen: implications for dietary studies', 'publication_year': 1992, 'publication_date': '1992-10-01', 'ids': {'openalex': 'https://openalex.org/W2037832701', 'doi': 'https://doi.org/10.1007/bf00650328', 'mag': '2037832701', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/28313507'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1007/bf00650328', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S67154222', 'display_name': 'Oecologia', 'issn_l': '0029-8549', 'issn': ['0029-8549', '1432-1939'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319900', 'host_organization_name': 'Springer Science+Business Media', 'host_organization_lineage': ['https://openalex.org/P4310319965', 'https://openalex.org/P4310319900'], 'host_organization_lineage_names': ['Springer Nature', 'Springer Science+Business Media'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'pubmed'], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5068265896', 'display_name': 'Raman Sukumar', 'orcid': 'https://orcid.org/0000-0001-9077-7822'}, 'institutions': [{'id': 'https://openalex.org/I59270414', 'display_name': 'Indian Institute of Science Bangalore', 'ror': 'https://ror.org/04dese585', 'country_code': 'IN', 'type': 'education', 'lineage': ['https://openalex.org/I59270414']}], 'countries': ['IN'], 'is_corresponding': False, 'raw_author_name': 'R. Sukumar', 'raw_affiliation_strings': ['Centre for Ecological Sciences, Indian Inst. of Science Bangalore India'], 'affiliations': [{'raw_affiliation_string': 'Centre for Ecological Sciences, Indian Inst. of Science Bangalore India', 'institution_ids': ['https://openalex.org/I59270414']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5008544467', 'display_name': 'R. Ramesh', 'orcid': 'https://orcid.org/0000-0003-2471-7746'}, 'institutions': [{'id': 'https://openalex.org/I121502294', 'display_name': 'Physical Research Laboratory', 'ror': 'https://ror.org/02p0p4q62', 'country_code': 'IN', 'type': 'facility', 'lineage': ['https://openalex.org/I121502294']}], 'countries': ['IN'], 'is_corresponding': False, 'raw_author_name': 'R. Ramesh', 'raw_affiliation_strings': ['* Physical Research Laboratory, Ahmedabad, India'], 'affiliations': [{'raw_affiliation_string': '* Physical Research Laboratory, Ahmedabad, India', 'institution_ids': ['https://openalex.org/I121502294']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 2, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 2690, 'currency': 'EUR', 'value_usd': 3390, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 0.0, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 38, 'citation_normalized_percentile': {'value': 0.824903, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 90, 'max': 91}, 'biblio': {'volume': '91', 'issue': '4', 'first_page': '536', 'last_page': '539'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T12073', 'display_name': 'Isotope Analysis in Ecology', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/2303', 'display_name': 'Ecology'}, 'field': {'id': 'https://openalex.org/fields/23', 'display_name': 'Environmental Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, 'topics': [{'id': 'https://openalex.org/T12073', 'display_name': 'Isotope Analysis in Ecology', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/2303', 'display_name': 'Ecology'}, 'field': {'id': 'https://openalex.org/fields/23', 'display_name': 'Environmental Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T12473', 'display_name': 'Pacific and Southeast Asian Studies', 'score': 0.9979, 'subfield': {'id': 'https://openalex.org/subfields/3305', 'display_name': 'Geography, Planning and Development'}, 'field': {'id': 'https://openalex.org/fields/33', 'display_name': 'Social Sciences'}, 'domain': {'id': 'https://openalex.org/domains/2', 'display_name': 'Social Sciences'}}, {'id': 'https://openalex.org/T10087', 'display_name': 'Archaeology and ancient environmental studies', 'score': 0.9976, 'subfield': {'id': 'https://openalex.org/subfields/1911', 'display_name': 'Paleontology'}, '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/isotope-analysis', 'display_name': 'Isotope Analysis', 'score': 0.520473}, {'id': 'https://openalex.org/keywords/isotopic-signature', 'display_name': 'Isotopic signature', 'score': 0.5009284}], 'concepts': [{'id': 'https://openalex.org/C156398188', 'wikidata': 'https://www.wikidata.org/wiki/Q3278929', 'display_name': 'δ13C', 'level': 3, 'score': 0.77708006}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.74721646}, {'id': 'https://openalex.org/C164304813', 'wikidata': 'https://www.wikidata.org/wiki/Q25276', 'display_name': 'Isotope', 'level': 2, 'score': 0.73980117}, {'id': 'https://openalex.org/C22117777', 'wikidata': 'https://www.wikidata.org/wiki/Q17148629', 'display_name': 'Stable isotope ratio', 'level': 2, 'score': 0.7148254}, {'id': 'https://openalex.org/C185059815', 'wikidata': 'https://www.wikidata.org/wiki/Q471790', 'display_name': 'Isotopes of carbon', 'level': 3, 'score': 0.70123875}, {'id': 'https://openalex.org/C51813073', 'wikidata': 'https://www.wikidata.org/wiki/Q518459', 'display_name': 'Isotope analysis', 'level': 2, 'score': 0.520473}, {'id': 'https://openalex.org/C2776959937', 'wikidata': 'https://www.wikidata.org/wiki/Q310746', 'display_name': 'Elephas', 'level': 2, 'score': 0.52023256}, {'id': 'https://openalex.org/C2908647359', 'wikidata': 'https://www.wikidata.org/wiki/Q2625603', 'display_name': 'Population', 'level': 2, 'score': 0.5150237}, {'id': 'https://openalex.org/C146458902', 'wikidata': 'https://www.wikidata.org/wiki/Q905807', 'display_name': 'Isotopic signature', 'level': 3, 'score': 0.5009284}, {'id': 'https://openalex.org/C204323151', 'wikidata': 'https://www.wikidata.org/wiki/Q905424', 'display_name': 'Range (aeronautics)', 'level': 2, 'score': 0.45956782}, {'id': 'https://openalex.org/C90856448', 'wikidata': 'https://www.wikidata.org/wiki/Q431', 'display_name': 'Zoology', 'level': 1, 'score': 0.32876912}, {'id': 'https://openalex.org/C140793950', 'wikidata': 'https://www.wikidata.org/wiki/Q168091', 'display_name': 'Animal science', 'level': 1, 'score': 0.32304716}, {'id': 'https://openalex.org/C18903297', 'wikidata': 'https://www.wikidata.org/wiki/Q7150', 'display_name': 'Ecology', 'level': 1, 'score': 0.32133812}, {'id': 'https://openalex.org/C158787203', 'wikidata': 'https://www.wikidata.org/wiki/Q900291', 'display_name': 'Total organic carbon', 'level': 2, 'score': 0.17235258}, {'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.0}, {'id': 'https://openalex.org/C149923435', 'wikidata': 'https://www.wikidata.org/wiki/Q37732', 'display_name': 'Demography', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C192562407', 'wikidata': 'https://www.wikidata.org/wiki/Q228736', 'display_name': 'Materials science', 'level': 0, 'score': 0.0}, {'id': 'https://openalex.org/C62520636', 'wikidata': 'https://www.wikidata.org/wiki/Q944', 'display_name': 'Quantum mechanics', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C144024400', 'wikidata': 'https://www.wikidata.org/wiki/Q21201', 'display_name': 'Sociology', 'level': 0, 'score': 0.0}, {'id': 'https://openalex.org/C159985019', 'wikidata': 'https://www.wikidata.org/wiki/Q181790', 'display_name': 'Composite material', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1007/bf00650328', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S67154222', 'display_name': 'Oecologia', 'issn_l': '0029-8549', 'issn': ['0029-8549', '1432-1939'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319900', 'host_organization_name': 'Springer Science+Business Media', 'host_organization_lineage': ['https://openalex.org/P4310319965', 'https://openalex.org/P4310319900'], 'host_organization_lineage_names': ['Springer Nature', 'Springer Science+Business Media'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/28313507', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306525036', 'display_name': 'PubMed', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1299303238', 'host_organization_name': 'National Institutes of Health', 'host_organization_lineage': ['https://openalex.org/I1299303238'], 'host_organization_lineage_names': ['National Institutes of Health'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'display_name': 'Zero hunger', 'score': 0.53, 'id': 'https://metadata.un.org/sdg/2'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 25, 'referenced_works': ['https://openalex.org/W1492942299', 'https://openalex.org/W1595762946', 'https://openalex.org/W1971698066', 'https://openalex.org/W1986653529', 'https://openalex.org/W1989388904', 'https://openalex.org/W1999790775', 'https://openalex.org/W2016689569', 'https://openalex.org/W2017302575', 'https://openalex.org/W2020019505', 'https://openalex.org/W2040667254', 'https://openalex.org/W2044224958', 'https://openalex.org/W2054820883', 'https://openalex.org/W2057329372', 'https://openalex.org/W2059044053', 'https://openalex.org/W2059849751', 'https://openalex.org/W2071181283', 'https://openalex.org/W2076814465', 'https://openalex.org/W2078858827', 'https://openalex.org/W2079598253', 'https://openalex.org/W2081604939', 'https://openalex.org/W2093600152', 'https://openalex.org/W2128259184', 'https://openalex.org/W2132670198', 'https://openalex.org/W2166477196', 'https://openalex.org/W4255743098'], 'related_works': ['https://openalex.org/W3182214923', 'https://openalex.org/W3170119389', 'https://openalex.org/W2389516503', 'https://openalex.org/W2348481543', 'https://openalex.org/W2324265490', 'https://openalex.org/W2179417068', 'https://openalex.org/W2170610555', 'https://openalex.org/W2093473983', 'https://openalex.org/W2019492300', 'https://openalex.org/W2005292771'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2037832701', 'counts_by_year': [{'year': 2024, 'cited_by_count': 1}, {'year': 2022, 'cited_by_count': 2}, {'year': 2021, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 1}, {'year': 2019, 'cited_by_count': 4}, {'year': 2018, 'cited_by_count': 2}, {'year': 2017, 'cited_by_count': 1}, {'year': 2016, 'cited_by_count': 4}, {'year': 2015, 'cited_by_count': 2}, {'year': 2014, 'cited_by_count': 3}, {'year': 2013, 'cited_by_count': 1}, {'year': 2012, 'cited_by_count': 2}], 'updated_date': '2024-12-15T13:42:44.678127', 'created_date': '2016-06-24'}