{"total_count":1,"results":[{"id":77041,"original_title":"Principles of heat treatment of steel","title_alternative":null,"title_transcription":"  ","title_alternative_transcription":null,"pub_date":"1980","statement_of_responsibility":"George Krauss","creators":[{"full_name":"Krauss, George"},{"full_name":"Grossmann, M. A."}],"contributors":[],"publishers":[{"full_name":"American Society for Metals"}],"publication_place":null,"extent":"xi, 291 p. ; 26 cm","dimensions":null,"identifiers":[{"identifier_type":"isbn","body":"9780871701008"}],"subjects":[],"classfifications":[{"classification_type":"udc","term":"621.78"}],"access_address":null,"items":[{"item_identifier":"207692","shelf":"単行書23"}],"created_at":"1999-05-19T08:17:35.000+09:00","updated_at":"2025-12-15T09:45:07.735+09:00"}]}