Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W4243263570', 'doi': 'https://doi.org/10.1484/m.pals-eb.5.120189', 'title': 'Ptolemy’s Science of the Stars in the Middle Ages', 'display_name': 'Ptolemy’s Science of the Stars in the Middle Ages', 'publication_year': 2020, 'publication_date': '2020-01-01', 'ids': {'openalex': 'https://openalex.org/W4243263570', 'doi': 'https://doi.org/10.1484/m.pals-eb.5.120189'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1484/m.pals-eb.5.120189', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306462963', 'display_name': 'Brepols Publishers eBooks', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/P4310322758', 'host_organization_name': 'Brepols', 'host_organization_lineage': ['https://openalex.org/P4310322758'], 'host_organization_lineage_names': ['Brepols'], 'type': 'ebook platform'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'book', 'type_crossref': 'edited-book', 'indexed_in': ['crossref'], 'open_access': {'is_oa': True, 'oa_status': 'green', 'oa_url': 'https://publikationen.badw.de/de/046988916/pdf/CC%20BY', 'any_repository_has_fulltext': True}, 'authorships': [], 'institution_assertions': [], 'countries_distinct_count': 0, 'institutions_distinct_count': 0, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 0.92, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 7, 'citation_normalized_percentile': {'value': 0.818057, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 82, 'max': 84}, 'biblio': {'volume': None, 'issue': None, 'first_page': None, 'last_page': None}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T13175', 'display_name': 'Historical Astronomy and Related Studies', 'score': 0.9991, 'subfield': {'id': 'https://openalex.org/subfields/3103', 'display_name': 'Astronomy and Astrophysics'}, 'field': {'id': 'https://openalex.org/fields/31', 'display_name': 'Physics and Astronomy'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, 'topics': [{'id': 'https://openalex.org/T13175', 'display_name': 'Historical Astronomy and Related Studies', 'score': 0.9991, 'subfield': {'id': 'https://openalex.org/subfields/3103', 'display_name': 'Astronomy and Astrophysics'}, 'field': {'id': 'https://openalex.org/fields/31', 'display_name': 'Physics and Astronomy'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T14475', 'display_name': 'History of Science and Medicine', 'score': 0.9918, 'subfield': {'id': 'https://openalex.org/subfields/1207', 'display_name': 'History and Philosophy of Science'}, 'field': {'id': 'https://openalex.org/fields/12', 'display_name': 'Arts and Humanities'}, 'domain': {'id': 'https://openalex.org/domains/2', 'display_name': 'Social Sciences'}}, {'id': 'https://openalex.org/T14517', 'display_name': 'Diverse Historical and Scientific Studies', 'score': 0.9888, 'subfield': {'id': 'https://openalex.org/subfields/1207', 'display_name': 'History and Philosophy of Science'}, 'field': {'id': 'https://openalex.org/fields/12', 'display_name': 'Arts and Humanities'}, 'domain': {'id': 'https://openalex.org/domains/2', 'display_name': 'Social Sciences'}}], 'keywords': [], 'concepts': [{'id': 'https://openalex.org/C46984397', 'wikidata': 'https://www.wikidata.org/wiki/Q7257100', 'display_name': "Ptolemy's table of chords", 'level': 2, 'score': 0.9716934}, {'id': 'https://openalex.org/C150846664', 'wikidata': 'https://www.wikidata.org/wiki/Q7602306', 'display_name': 'Stars', 'level': 2, 'score': 0.71855175}, {'id': 'https://openalex.org/C143128703', 'wikidata': 'https://www.wikidata.org/wiki/Q12554', 'display_name': 'Middle Ages', 'level': 2, 'score': 0.5377934}, {'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.38582948}, {'id': 'https://openalex.org/C1276947', 'wikidata': 'https://www.wikidata.org/wiki/Q333', 'display_name': 'Astronomy', 'level': 1, 'score': 0.37557742}, {'id': 'https://openalex.org/C95457728', 'wikidata': 'https://www.wikidata.org/wiki/Q309', 'display_name': 'History', 'level': 0, 'score': 0.35402685}, {'id': 'https://openalex.org/C195244886', 'wikidata': 'https://www.wikidata.org/wiki/Q41493', 'display_name': 'Ancient history', 'level': 1, 'score': 0.2558189}, {'id': 'https://openalex.org/C74916050', 'wikidata': 'https://www.wikidata.org/wiki/Q841090', 'display_name': 'Classics', 'level': 1, 'score': 0.22704896}], 'mesh': [], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1484/m.pals-eb.5.120189', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306462963', 'display_name': 'Brepols Publishers eBooks', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/P4310322758', 'host_organization_name': 'Brepols', 'host_organization_lineage': ['https://openalex.org/P4310322758'], 'host_organization_lineage_names': ['Brepols'], 'type': 'ebook platform'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'https://publikationen.badw.de/de/046988916', 'pdf_url': 'https://publikationen.badw.de/de/046988916/pdf/CC%20BY', 'source': {'id': 'https://openalex.org/S4308707206', 'display_name': 'Library Union Catalog of Bavaria, Berlin and Brandenburg (B3Kat Repository)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I157725225', 'host_organization_name': 'University of Illinois Urbana-Champaign', 'host_organization_lineage': ['https://openalex.org/I157725225'], 'host_organization_lineage_names': ['University of Illinois Urbana-Champaign'], 'type': 'repository'}, 'license': 'cc-by', 'license_id': 'https://openalex.org/licenses/cc-by', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'https://publikationen.badw.de/de/046988916', 'pdf_url': 'https://publikationen.badw.de/de/046988916/pdf/CC%20BY', 'source': {'id': 'https://openalex.org/S4308707206', 'display_name': 'Library Union Catalog of Bavaria, Berlin and Brandenburg (B3Kat Repository)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I157725225', 'host_organization_name': 'University of Illinois Urbana-Champaign', 'host_organization_lineage': ['https://openalex.org/I157725225'], 'host_organization_lineage_names': ['University of Illinois Urbana-Champaign'], 'type': 'repository'}, 'license': 'cc-by', 'license_id': 'https://openalex.org/licenses/cc-by', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 160, 'referenced_works': ['https://openalex.org/W1043291132', 'https://openalex.org/W104575421', 'https://openalex.org/W125668308', 'https://openalex.org/W12977647', 'https://openalex.org/W136718592', 'https://openalex.org/W144770387', 'https://openalex.org/W1523572773', 'https://openalex.org/W1526148153', 'https://openalex.org/W1534172906', 'https://openalex.org/W1537966036', 'https://openalex.org/W1546620532', 'https://openalex.org/W1551578401', 'https://openalex.org/W1552732684', 'https://openalex.org/W1579453724', 'https://openalex.org/W1581424887', 'https://openalex.org/W1607739932', 'https://openalex.org/W1631164747', 'https://openalex.org/W1640102265', 'https://openalex.org/W1641513158', 'https://openalex.org/W1651421245', 'https://openalex.org/W1655976554', 'https://openalex.org/W168684451', 'https://openalex.org/W172067649', 'https://openalex.org/W1912959247', 'https://openalex.org/W1965996327', 'https://openalex.org/W1967711959', 'https://openalex.org/W1969107658', 'https://openalex.org/W1973733179', 'https://openalex.org/W1975421703', 'https://openalex.org/W1975868498', 'https://openalex.org/W1983091433', 'https://openalex.org/W1992608610', 'https://openalex.org/W1993492277', 'https://openalex.org/W1999048985', 'https://openalex.org/W2001790857', 'https://openalex.org/W2012632447', 'https://openalex.org/W2013979893', 'https://openalex.org/W2016262162', 'https://openalex.org/W2018870109', 'https://openalex.org/W2019521916', 'https://openalex.org/W2028575217', 'https://openalex.org/W2029794345', 'https://openalex.org/W2029797946', 'https://openalex.org/W2031863259', 'https://openalex.org/W2032469357', 'https://openalex.org/W2033149851', 'https://openalex.org/W2034819540', 'https://openalex.org/W2039155904', 'https://openalex.org/W2045715708', 'https://openalex.org/W2047734716', 'https://openalex.org/W2052092010', 'https://openalex.org/W2054858120', 'https://openalex.org/W2055204944', 'https://openalex.org/W2058467430', 'https://openalex.org/W2059633869', 'https://openalex.org/W207498584', 'https://openalex.org/W2080675974', 'https://openalex.org/W2087833690', 'https://openalex.org/W2095205169', 'https://openalex.org/W2102363902', 'https://openalex.org/W2108155729', 'https://openalex.org/W2130677845', 'https://openalex.org/W2135562662', 'https://openalex.org/W2141678183', 'https://openalex.org/W2147197695', 'https://openalex.org/W2153302499', 'https://openalex.org/W2163743096', 'https://openalex.org/W2164597543', 'https://openalex.org/W2193729341', 'https://openalex.org/W2217039043', 'https://openalex.org/W2266990643', 'https://openalex.org/W2274502832', 'https://openalex.org/W2296541446', 'https://openalex.org/W2307067003', 'https://openalex.org/W2319944738', 'https://openalex.org/W2327458395', 'https://openalex.org/W2330258712', 'https://openalex.org/W2346247345', 'https://openalex.org/W2346970823', 'https://openalex.org/W239897688', 'https://openalex.org/W2412286966', 'https://openalex.org/W2478723014', 'https://openalex.org/W2489559749', 'https://openalex.org/W2496914758', 'https://openalex.org/W2499433093', 'https://openalex.org/W2510077255', 'https://openalex.org/W2519239008', 'https://openalex.org/W2522993512', 'https://openalex.org/W2539392624', 'https://openalex.org/W2554749860', 'https://openalex.org/W2571810438', 'https://openalex.org/W2597649530', 'https://openalex.org/W2607580057', 'https://openalex.org/W2610068190', 'https://openalex.org/W2616084597', 'https://openalex.org/W2747901349', 'https://openalex.org/W2748258402', 'https://openalex.org/W2795060285', 'https://openalex.org/W2796336581', 'https://openalex.org/W2886853258', 'https://openalex.org/W2904605135', 'https://openalex.org/W2904629300', 'https://openalex.org/W2911344043', 'https://openalex.org/W29269388', 'https://openalex.org/W2936139764', 'https://openalex.org/W2970433903', 'https://openalex.org/W2974875465', 'https://openalex.org/W2989628059', 'https://openalex.org/W2995961259', 'https://openalex.org/W2996071809', 'https://openalex.org/W3011566969', 'https://openalex.org/W3118506081', 'https://openalex.org/W3121002839', 'https://openalex.org/W3148192988', 'https://openalex.org/W3150342262', 'https://openalex.org/W3164355305', 'https://openalex.org/W366572370', 'https://openalex.org/W371216097', 'https://openalex.org/W373505330', 'https://openalex.org/W391446731', 'https://openalex.org/W4210286505', 'https://openalex.org/W4211194357', 'https://openalex.org/W4214702895', 'https://openalex.org/W4229724329', 'https://openalex.org/W4230604190', 'https://openalex.org/W4242047550', 'https://openalex.org/W4250562099', 'https://openalex.org/W4250812788', 'https://openalex.org/W4252639701', 'https://openalex.org/W4289253205', 'https://openalex.org/W4292735105', 'https://openalex.org/W4299294952', 'https://openalex.org/W4301693869', 'https://openalex.org/W4302078709', 'https://openalex.org/W4302194907', 'https://openalex.org/W4302402041', 'https://openalex.org/W4303076936', 'https://openalex.org/W4312866463', 'https://openalex.org/W4313188929', 'https://openalex.org/W4367841827', 'https://openalex.org/W4386922694', 'https://openalex.org/W4389093595', 'https://openalex.org/W4396854563', 'https://openalex.org/W4401335713', 'https://openalex.org/W4404379487', 'https://openalex.org/W573811680', 'https://openalex.org/W598489438', 'https://openalex.org/W600256364', 'https://openalex.org/W605534579', 'https://openalex.org/W607397850', 'https://openalex.org/W619510863', 'https://openalex.org/W622981294', 'https://openalex.org/W634646370', 'https://openalex.org/W647709083', 'https://openalex.org/W647942789', 'https://openalex.org/W648486651', 'https://openalex.org/W653610064', 'https://openalex.org/W70456585', 'https://openalex.org/W883357344', 'https://openalex.org/W95086934'], 'related_works': ['https://openalex.org/W4205155023', 'https://openalex.org/W2899084033', 'https://openalex.org/W2748952813', 'https://openalex.org/W2316784062', 'https://openalex.org/W2172280579', 'https://openalex.org/W2079042670', 'https://openalex.org/W1964018276', 'https://openalex.org/W1605589010', 'https://openalex.org/W1572684046', 'https://openalex.org/W1554549042'], 'abstract_inverted_index': {'We': [0, 78, 157], 'would': [1, 80], 'like': [2, 81], 'to': [3, 72, 82, 88, 135, 180], 'thank': [4, 83, 158], 'first': [5, 151], 'the': [6, 12, 19, 34, 39, 47, 57, 60, 73, 84, 104, 110, 116, 125, 139, 143, 150, 154], 'Warburg': [7], 'Institute': [8], '(London)': [9], 'for': [10, 29, 75, 99, 108, 161, 170, 186], 'hosting': [11, 162], 'conference': [13, 37], '(5-7': [14], 'November': [15], '2015)': [16], 'which': [17], 'was': [18], 'starting': [20], 'point': [21], 'of': [22, 41, 59, 94, 118, 124, 142, 153], 'this': [23, 42, 95, 119, 163], 'book,': [24, 120], 'and': [25, 38, 112, 121, 149, 165, 173, 183, 190], 'especially': [26], 'Jane': [27], 'Fergusson': [28], 'her': [30], 'care': [31], 'in': [32, 166], 'organising': [33], 'event': [35], 'The': [36], 'preparation': [40, 117], 'volume': [43, 141, 152], 'were': [44, 132], 'funded': [45], 'by': [46], 'project': [48], 'Ptolemaeus': [49, 126], 'Arabus': [50, 127, 146], 'et': [51, 128, 147], 'Latinus': [52, 129], '(Munich': [53], 'und': [54], 'Würzburg)': [55], 'under': [56], 'aegis': [58], 'Union': [61], 'der': [62, 66], 'deutschen': [63], 'Aka': [64], 'demien': [65], 'Wissenschaften': [67], 'Our': [68], 'special': [69], 'thanks': [70], 'go': [71], 'authors': [74], 'their': [76, 187], 'contributions': [77], 'also': [79], 'scholars': [85], 'who': [86, 131], 'agreed': [87], 'peer-review': [89], 'one': [90], 'or': [91], 'several': [92], 'articles': [93], 'volume,': [96], 'Stephan': [97], 'Heilen': [98], 'chairing': [100], 'a': [101], 'session': [102], 'at': [103], 'conference,': [105], 'Claudia': [106], 'Dorl': [107], 'preparing': [109], 'indexes': [111], 'providing': [113], 'assistance': [114], 'throughout': [115], 'all': [122], 'members': [123], 'team': [130], 'always': [133], 'ready': [134], 'help': [136], 'This': [137], 'is': [138], 'second': [140], 'series': [144], "'Ptolemaeus": [145], "Latinus'": [148], 'subseries': [155], "'Studies'": [156], 'Brepols': [159], 'Publishers': [160], 'series,': [164], 'particular': [167], 'Bart': [168], 'Janssens': [169], 'his': [171], 'commitment': [172], 'efficiency': [174], 'Finally,': [175], 'our': [176], 'deep': [177], 'gratitude': [178], 'goes': [179], 'Menso': [181], 'Folkerts': [182], 'Paul': [184], 'Kunitzsch': [185], 'constant': [188], 'support': [189], 'encouragement': [191], 'since': [192]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W4243263570', 'counts_by_year': [{'year': 2024, 'cited_by_count': 2}, {'year': 2023, 'cited_by_count': 1}, {'year': 2021, 'cited_by_count': 3}, {'year': 2019, 'cited_by_count': 1}], 'updated_date': '2025-01-06T03:21:37.121911', 'created_date': '2022-05-12'}