{"total_count":1,"results":[{"id":5261,"original_title":"工学バリア材料に関する調査研究","title_alternative":null,"title_transcription":"コウガク バリ ア ザイリョウ ニ カン スル チョウサ ケンキュウ","title_alternative_transcription":null,"pub_date":"1984-01-01","statement_of_responsibility":null,"creators":[],"contributors":[],"publishers":[{"full_name":"日本鉱業会"}],"publication_place":null,"extent":"192p; 30cm","dimensions":null,"identifiers":[],"subjects":[],"classfifications":[{"classification_type":"udc","term":"549"}],"access_address":null,"items":[{"item_identifier":"527325","shelf":"単行書18"}],"created_at":"2001-04-17T01:10:54.000+09:00","updated_at":"2025-12-15T09:40:31.610+09:00"}]}