Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W3193775191', 'doi': None, 'title': 'A classification of the genus Dryopteris (Pteridophyta: Dryopteridaceae)', 'display_name': 'A classification of the genus Dryopteris (Pteridophyta: Dryopteridaceae)', 'publication_year': 1986, 'publication_date': '1986-01-30', 'ids': {'openalex': 'https://openalex.org/W3193775191', 'mag': '3193775191'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://www.biodiversitylibrary.org/part/263611', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764584009', 'display_name': 'Bulletin of the British Museum of Natural History', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': None, 'host_organization_name': None, 'host_organization_lineage': [], 'host_organization_lineage_names': [], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', '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/A5003314441', 'display_name': 'Christopher R. Fraser‐Jenkins', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': True, 'raw_author_name': 'Christopher R. Fraser-Jenkins', 'raw_affiliation_strings': [], 'affiliations': []}], 'institution_assertions': [], 'countries_distinct_count': 0, 'institutions_distinct_count': 0, 'corresponding_author_ids': ['https://openalex.org/A5003314441'], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 0.777, 'has_fulltext': False, 'cited_by_count': 59, 'citation_normalized_percentile': {'value': 0.931038, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 94, 'max': 95}, 'biblio': {'volume': '14', 'issue': '3', 'first_page': '183', 'last_page': '218'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T12359', 'display_name': 'Evolution and Diversity of Vascular Epiphytes and Ferns', 'score': 0.9995, 'subfield': {'id': 'https://openalex.org/subfields/1105', 'display_name': 'Ecology, Evolution, Behavior and Systematics'}, '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/T12359', 'display_name': 'Evolution and Diversity of Vascular Epiphytes and Ferns', 'score': 0.9995, 'subfield': {'id': 'https://openalex.org/subfields/1105', 'display_name': 'Ecology, Evolution, Behavior and Systematics'}, '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/T10487', 'display_name': 'Impact of Pollinator Decline on Ecosystems and Agriculture', 'score': 0.9396, 'subfield': {'id': 'https://openalex.org/subfields/1105', 'display_name': 'Ecology, Evolution, Behavior and Systematics'}, '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/T10385', 'display_name': 'Evolution and Classification of Flowering Plants', 'score': 0.9302, 'subfield': {'id': 'https://openalex.org/subfields/1105', 'display_name': 'Ecology, Evolution, Behavior and Systematics'}, '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/dryopteridaceae', 'display_name': 'Dryopteridaceae', 'score': 0.99805796}, {'id': 'https://openalex.org/keywords/dryopteris', 'display_name': 'Dryopteris', 'score': 0.87413704}, {'id': 'https://openalex.org/keywords/taxonomy', 'display_name': 'Taxonomy', 'score': 0.496922}], 'concepts': [{'id': 'https://openalex.org/C2777778205', 'wikidata': 'https://www.wikidata.org/wiki/Q656683', 'display_name': 'Dryopteridaceae', 'level': 3, 'score': 0.99805796}, {'id': 'https://openalex.org/C2780719919', 'wikidata': 'https://www.wikidata.org/wiki/Q1335106', 'display_name': 'Dryopteris', 'level': 3, 'score': 0.87413704}, {'id': 'https://openalex.org/C157369684', 'wikidata': 'https://www.wikidata.org/wiki/Q34740', 'display_name': 'Genus', 'level': 2, 'score': 0.7938255}, {'id': 'https://openalex.org/C59822182', 'wikidata': 'https://www.wikidata.org/wiki/Q441', 'display_name': 'Botany', 'level': 1, 'score': 0.4275755}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.41254035}, {'id': 'https://openalex.org/C205649164', 'wikidata': 'https://www.wikidata.org/wiki/Q1071', 'display_name': 'Geography', 'level': 0, 'score': 0.34573817}, {'id': 'https://openalex.org/C2776985847', 'wikidata': 'https://www.wikidata.org/wiki/Q80005', 'display_name': 'Fern', 'level': 2, 'score': 0.08087978}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://www.biodiversitylibrary.org/part/263611', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764584009', 'display_name': 'Bulletin of the British Museum of Natural History', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': None, 'host_organization_name': None, 'host_organization_lineage': [], 'host_organization_lineage_names': [], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'score': 0.58, 'id': 'https://metadata.un.org/sdg/15', 'display_name': 'Life on land'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 0, 'referenced_works': [], 'related_works': ['https://openalex.org/W994209281', 'https://openalex.org/W3185328927', 'https://openalex.org/W3183556138', 'https://openalex.org/W3148028862', 'https://openalex.org/W2499516408', 'https://openalex.org/W2330877644', 'https://openalex.org/W2319400656', 'https://openalex.org/W2189464378', 'https://openalex.org/W2179426517', 'https://openalex.org/W2115123921', 'https://openalex.org/W2088847257', 'https://openalex.org/W2074877331', 'https://openalex.org/W2058905015', 'https://openalex.org/W2056027522', 'https://openalex.org/W2049506873', 'https://openalex.org/W2034281412', 'https://openalex.org/W2029828735', 'https://openalex.org/W2021373007', 'https://openalex.org/W2000910874', 'https://openalex.org/W1990032818'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W3193775191', 'counts_by_year': [{'year': 2024, 'cited_by_count': 1}, {'year': 2022, 'cited_by_count': 3}, {'year': 2021, 'cited_by_count': 2}, {'year': 2020, 'cited_by_count': 1}, {'year': 2019, 'cited_by_count': 1}, {'year': 2018, 'cited_by_count': 2}, {'year': 2017, 'cited_by_count': 4}, {'year': 2016, 'cited_by_count': 1}, {'year': 2015, 'cited_by_count': 5}, {'year': 2014, 'cited_by_count': 5}, {'year': 2013, 'cited_by_count': 4}, {'year': 2012, 'cited_by_count': 9}], 'updated_date': '2024-09-26T03:39:56.889371', 'created_date': '2021-08-30'}