{"total_count":1,"results":[{"id":34229,"original_title":"溶接の生産性","title_alternative":null,"title_transcription":"ヨウセツ ノ セイサンセイ","title_alternative_transcription":null,"pub_date":"1979-08","statement_of_responsibility":"寺井精英,山田桑太郎共著","creators":[{"full_name":"寺井, 精英"},{"full_name":"山田, 桑太郎"}],"contributors":[],"publishers":[{"full_name":"産報出版"}],"publication_place":null,"extent":"187p ; 22cm","dimensions":null,"identifiers":[],"subjects":[],"classfifications":[{"classification_type":"udc","term":"621.791"}],"access_address":null,"items":[{"item_identifier":"206764","shelf":"Books 23"}],"created_at":"1999-05-19T08:08:13.000+09:00","updated_at":"2025-12-15T09:45:37.547+09:00"}]}