{"id":"https://openalex.org/W618029264","doi":null,"title":"The Quaternary of North America","display_name":"The Quaternary of North America","publication_year":1941,"publication_date":"1941-01-01","ids":{"openalex":"https://openalex.org/W618029264","mag":"618029264"},"language":"en","primary_location":{"id":"mag:618029264","doi":null,"is_oa":false,"landing_page_url":"http://ci.nii.ac.jp/ncid/BA84999275","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"volume":null,"type":"book","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5009604351","display_name":"Ernst Antevs","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Ernst Antevs","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5009604351"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10017","display_name":"Geology and Paleoclimatology Research","score":0.9355000257492065,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10017","display_name":"Geology and Paleoclimatology Research","score":0.9355000257492065,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13193","display_name":"Geological Studies and Exploration","score":0.0284000001847744,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10965","display_name":"Geological formations and processes","score":0.017500000074505806,"subfield":{"id":"https://openalex.org/subfields/1904","display_name":"Earth-Surface Processes"},"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/quaternary-geology","display_name":"Quaternary geology","score":0.8960000276565552},{"id":"https://openalex.org/keywords/pleistocene","display_name":"Pleistocene","score":0.703000009059906},{"id":"https://openalex.org/keywords/glaciation","display_name":"glaciation","score":0.7390000224113464},{"id":"https://openalex.org/keywords/north-america","display_name":"North America","score":0.5659999847412109}],"concepts":[{"id":"https://openalex.org/C160464908","wikidata":"https://www.wikidata.org/wiki/Q26185","display_name":"Quaternary","level":2,"score":0.8843700885772705},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.430603951215744},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.4265446066856384},{"id":"https://openalex.org/C95457728","wikidata":"https://www.wikidata.org/wiki/Q309","display_name":"History","level":0,"score":0.33072739839553833},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.17449215054512024}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:618029264","doi":null,"is_oa":false,"landing_page_url":"http://ci.nii.ac.jp/ncid/BA84999275","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W7098865013","https://openalex.org/W7096875767","https://openalex.org/W2293472000","https://openalex.org/W2971138001","https://openalex.org/W7057264629","https://openalex.org/W7096315332","https://openalex.org/W2779417664","https://openalex.org/W1035626510","https://openalex.org/W1770616708","https://openalex.org/W2126294954"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-10-25T09:29:13.331239","created_date":"2016-06-24T00:00:00"}