{"id":"https://openalex.org/W7143721027","doi":"https://doi.org/10.15068/0000055217","title":"\u4eba : \u6a5f\u68b0\u9593\u306e\u5171\u529b\u306b\u57fa\u3065\u304d\u968e\u6bb5\u6607\u964d\u3059\u308b\u30d1\u30fc\u30bd\u30ca\u30eb\u30e2\u30d3\u30ea\u30c6\u30a3","display_name":"\u4eba : \u6a5f\u68b0\u9593\u306e\u5171\u529b\u306b\u57fa\u3065\u304d\u968e\u6bb5\u6607\u964d\u3059\u308b\u30d1\u30fc\u30bd\u30ca\u30eb\u30e2\u30d3\u30ea\u30c6\u30a3","publication_year":2020,"publication_date":"2020-01-01","ids":{"openalex":"https://openalex.org/W7143721027","doi":"https://doi.org/10.15068/0000055217"},"language":"en","primary_location":{"id":"pmh:oai:irdb.nii.ac.jp:00843:0004550147","is_oa":true,"landing_page_url":"https://tsukuba.repo.nii.ac.jp/records/55217","pdf_url":null,"source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"doctoral thesis"},"type":"dissertation","indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://tsukuba.repo.nii.ac.jp/records/55217","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5131177284","display_name":"Kai SASAKI","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"SASAKI, Kai","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5131177284"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"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/T14423","display_name":"Military Technology and Strategies","score":0.018400000408291817,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T14423","display_name":"Military Technology and Strategies","score":0.018400000408291817,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13154","display_name":"Legal and Regulatory Analysis","score":0.010499999858438969,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T14235","display_name":"Linguistic, Cultural, and Literary Studies","score":0.00860000029206276,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[],"concepts":[],"mesh":[],"locations_count":1,"locations":[{"id":"pmh:oai:irdb.nii.ac.jp:00843:0004550147","is_oa":true,"landing_page_url":"https://tsukuba.repo.nii.ac.jp/records/55217","pdf_url":null,"source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"doctoral thesis"}],"best_oa_location":{"id":"pmh:oai:irdb.nii.ac.jp:00843:0004550147","is_oa":true,"landing_page_url":"https://tsukuba.repo.nii.ac.jp/records/55217","pdf_url":null,"source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"doctoral thesis"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-04-28T14:05:53.105641","created_date":"2026-04-01T00:00:00"}