Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2568952207', 'doi': None, 'title': 'Study on the quality analysis birch species (1) : Analysis of Betula maximowiziana', 'display_name': 'Study on the quality analysis birch species (1) : Analysis of Betula maximowiziana', 'publication_year': 1993, 'publication_date': '1993-02-28', 'ids': {'openalex': 'https://openalex.org/W2568952207', 'mag': '2568952207'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'http://ci.nii.ac.jp/naid/110009709218', 'pdf_url': None, 'source': None, '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/A5021997052', 'display_name': 'Mitsuo Inose', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Mitsuo Inose', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5002817760', 'display_name': 'Makoto Sano', 'orcid': 'https://orcid.org/0000-0003-4638-3257'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Makoto Sano', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5102249287', 'display_name': 'Satoshi Ishibashi', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Satoshi Ishibashi', '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': 0.0, 'has_fulltext': False, 'cited_by_count': 0, 'citation_normalized_percentile': {'value': 0.0, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 0, 'max': 53}, 'biblio': {'volume': None, 'issue': '41', 'first_page': '21', 'last_page': '23'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T14009', 'display_name': 'Biodiversity of Vascular Plants in Korea', 'score': 0.9796, 'subfield': {'id': 'https://openalex.org/subfields/1110', 'display_name': 'Plant 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/T14009', 'display_name': 'Biodiversity of Vascular Plants in Korea', 'score': 0.9796, 'subfield': {'id': 'https://openalex.org/subfields/1110', 'display_name': 'Plant 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/T14137', 'display_name': 'Meta-analysis in Ecology and Agriculture Research', 'score': 0.9235, '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/betula-pendula', 'display_name': 'Betula pendula', 'score': 0.61031306}, {'id': 'https://openalex.org/keywords/betula-pubescens', 'display_name': 'Betula pubescens', 'score': 0.5791382}, {'id': 'https://openalex.org/keywords/meta-analysis', 'display_name': 'Meta-Analysis', 'score': 0.447235}], 'concepts': [{'id': 'https://openalex.org/C2993942001', 'wikidata': 'https://www.wikidata.org/wiki/Q156895', 'display_name': 'Betula pendula', 'level': 2, 'score': 0.61031306}, {'id': 'https://openalex.org/C2775974130', 'wikidata': 'https://www.wikidata.org/wiki/Q157624', 'display_name': 'Betula pubescens', 'level': 2, 'score': 0.5791382}, {'id': 'https://openalex.org/C2779530757', 'wikidata': 'https://www.wikidata.org/wiki/Q1207505', 'display_name': 'Quality (philosophy)', 'level': 2, 'score': 0.53834784}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.1687673}, {'id': 'https://openalex.org/C18903297', 'wikidata': 'https://www.wikidata.org/wiki/Q7150', 'display_name': 'Ecology', 'level': 1, 'score': 0.14833876}, {'id': 'https://openalex.org/C59822182', 'wikidata': 'https://www.wikidata.org/wiki/Q441', 'display_name': 'Botany', 'level': 1, 'score': 0.14461938}, {'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.08626637}, {'id': 'https://openalex.org/C62520636', 'wikidata': 'https://www.wikidata.org/wiki/Q944', 'display_name': 'Quantum mechanics', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'http://ci.nii.ac.jp/naid/110009709218', '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': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 0, 'referenced_works': [], 'related_works': ['https://openalex.org/W433244742', 'https://openalex.org/W3210543258', 'https://openalex.org/W3035673045', 'https://openalex.org/W3033396306', 'https://openalex.org/W3024926833', 'https://openalex.org/W300896845', 'https://openalex.org/W2973221314', 'https://openalex.org/W2953092102', 'https://openalex.org/W2808187902', 'https://openalex.org/W2781965828', 'https://openalex.org/W2581555350', 'https://openalex.org/W2538801519', 'https://openalex.org/W2491213117', 'https://openalex.org/W2181179169', 'https://openalex.org/W2095279424', 'https://openalex.org/W2059365310', 'https://openalex.org/W2043450706', 'https://openalex.org/W2034266152', 'https://openalex.org/W1944946324', 'https://openalex.org/W1025399694'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2568952207', 'counts_by_year': [], 'updated_date': '2024-09-16T22:31:24.777882', 'created_date': '2017-01-13'}