Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2969767211', 'doi': None, 'title': 'Soil organic matter : its nature, its role in soil formation and in soil fertility', 'display_name': 'Soil organic matter : its nature, its role in soil formation and in soil fertility', 'publication_year': 1966, 'publication_date': '1966-01-01', 'ids': {'openalex': 'https://openalex.org/W2969767211', 'mag': '2969767211'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://lib.ugent.be/en/catalog/rug01:000687793', 'pdf_url': None, 'source': None, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'book', 'type_crossref': 'book', 'indexed_in': [], '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/A5028167251', 'display_name': 'M. M. Kononova', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Mariia Mikhaĭlovna Kononova', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5063718223', 'display_name': 'T. Z. Nowakowski', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'T. Z Nowakowski', 'raw_affiliation_strings': [], 'affiliations': []}], 'institution_assertions': [], 'countries_distinct_count': 0, 'institutions_distinct_count': 0, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 10.667, 'has_fulltext': False, 'cited_by_count': 434, 'citation_normalized_percentile': {'value': 0.939394, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 99, 'max': 100}, 'biblio': {'volume': None, 'issue': None, 'first_page': None, 'last_page': None}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T13102', 'display_name': 'Soil Evolution in Anthropogenic Landscapes', 'score': 0.6014, 'subfield': {'id': 'https://openalex.org/subfields/1111', 'display_name': 'Soil Science'}, 'field': {'id': 'https://openalex.org/fields/11', 'display_name': 'Agricultural and Biological Sciences'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, 'topics': [{'id': 'https://openalex.org/T13102', 'display_name': 'Soil Evolution in Anthropogenic Landscapes', 'score': 0.6014, 'subfield': {'id': 'https://openalex.org/subfields/1111', 'display_name': 'Soil Science'}, 'field': {'id': 'https://openalex.org/fields/11', 'display_name': 'Agricultural and Biological Sciences'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, {'id': 'https://openalex.org/T13628', 'display_name': 'Adaptation of Forage Production to Climate Change', 'score': 0.577, 'subfield': {'id': 'https://openalex.org/subfields/1102', 'display_name': 'Agronomy and Crop Science'}, 'field': {'id': 'https://openalex.org/fields/11', 'display_name': 'Agricultural and Biological Sciences'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, {'id': 'https://openalex.org/T14018', 'display_name': 'Agricultural Science and Technology', 'score': 0.5136, 'subfield': {'id': 'https://openalex.org/subfields/1100', 'display_name': 'General Agricultural and Biological Sciences'}, 'field': {'id': 'https://openalex.org/fields/11', 'display_name': 'Agricultural and Biological Sciences'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/soil-fertility', 'display_name': 'Soil Fertility', 'score': 0.629452}, {'id': 'https://openalex.org/keywords/soil-evolution', 'display_name': 'Soil Evolution', 'score': 0.572939}], 'concepts': [{'id': 'https://openalex.org/C38774213', 'wikidata': 'https://www.wikidata.org/wiki/Q202080', 'display_name': 'Soil fertility', 'level': 3, 'score': 0.7224928}, {'id': 'https://openalex.org/C48743137', 'wikidata': 'https://www.wikidata.org/wiki/Q1783121', 'display_name': 'Organic matter', 'level': 2, 'score': 0.56878984}, {'id': 'https://openalex.org/C182124840', 'wikidata': 'https://www.wikidata.org/wiki/Q1154759', 'display_name': 'Soil organic matter', 'level': 3, 'score': 0.5273636}, {'id': 'https://openalex.org/C39432304', 'wikidata': 'https://www.wikidata.org/wiki/Q188847', 'display_name': 'Environmental science', 'level': 0, 'score': 0.49180844}, {'id': 'https://openalex.org/C6557445', 'wikidata': 'https://www.wikidata.org/wiki/Q173113', 'display_name': 'Agronomy', 'level': 1, 'score': 0.36109915}, {'id': 'https://openalex.org/C159390177', 'wikidata': 'https://www.wikidata.org/wiki/Q9161265', 'display_name': 'Soil science', 'level': 1, 'score': 0.3270459}, {'id': 'https://openalex.org/C159750122', 'wikidata': 'https://www.wikidata.org/wiki/Q96621023', 'display_name': 'Soil water', 'level': 2, 'score': 0.25764507}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.15072405}, {'id': 'https://openalex.org/C18903297', 'wikidata': 'https://www.wikidata.org/wiki/Q7150', 'display_name': 'Ecology', 'level': 1, 'score': 0.12784222}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://lib.ugent.be/en/catalog/rug01:000687793', 'pdf_url': None, 'source': None, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'display_name': 'Zero hunger', 'id': 'https://metadata.un.org/sdg/2', 'score': 0.58}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 0, 'referenced_works': [], 'related_works': ['https://openalex.org/W3141838726', 'https://openalex.org/W2321548141', 'https://openalex.org/W2200817828', 'https://openalex.org/W2139405554', 'https://openalex.org/W2132484323', 'https://openalex.org/W2099648436', 'https://openalex.org/W2091160252', 'https://openalex.org/W2087737602', 'https://openalex.org/W2053549162', 'https://openalex.org/W1746665490', 'https://openalex.org/W1642724957', 'https://openalex.org/W160517887', 'https://openalex.org/W1566774663', 'https://openalex.org/W1566631867', 'https://openalex.org/W1541796661', 'https://openalex.org/W1541416380', 'https://openalex.org/W1513574705', 'https://openalex.org/W1512952934', 'https://openalex.org/W1512608287', 'https://openalex.org/W1496541647'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2969767211', 'counts_by_year': [{'year': 2024, 'cited_by_count': 8}, {'year': 2023, 'cited_by_count': 7}, {'year': 2022, 'cited_by_count': 6}, {'year': 2021, 'cited_by_count': 17}, {'year': 2020, 'cited_by_count': 16}, {'year': 2019, 'cited_by_count': 16}, {'year': 2018, 'cited_by_count': 20}, {'year': 2017, 'cited_by_count': 16}, {'year': 2016, 'cited_by_count': 14}, {'year': 2015, 'cited_by_count': 22}, {'year': 2014, 'cited_by_count': 19}, {'year': 2013, 'cited_by_count': 8}, {'year': 2012, 'cited_by_count': 10}], 'updated_date': '2024-09-15T22:02:33.835975', 'created_date': '2019-08-29'}