{"total_count":1,"results":[{"id":1761,"original_title":"Gmelin Handbuch. (Ruthenium)","title_alternative":null,"title_transcription":"  ","title_alternative_transcription":null,"pub_date":"1968-01-01","statement_of_responsibility":null,"creators":[{"full_name":"Meyer.R.J.'"}],"contributors":[],"publishers":[{"full_name":"Verlag Chemie Gmbh Weinheim."}],"publication_place":null,"extent":"124p; 26cm","dimensions":null,"identifiers":[],"subjects":[],"classfifications":[{"classification_type":"udc","term":"546"}],"access_address":null,"items":[{"item_identifier":"524242","shelf":"単行書16"}],"created_at":"2000-12-26T03:12:47.000+09:00","updated_at":"2025-12-15T09:38:28.148+09:00"}]}