{"total_count":1,"results":[{"id":84720,"original_title":"鉄道技術研究資料","title_alternative":"Journal of railway engineering research","title_transcription":"テツドウ ギジュツ ケンキュウ シリョウ","title_alternative_transcription":null,"pub_date":null,"statement_of_responsibility":"日本国有鉄道鉄道技術研究所監修","creators":[{"full_name":"日本国有鉄道鉄道技術研究所"}],"contributors":[],"publishers":[{"full_name":"研友社"}],"publication_place":"","extent":"","dimensions":null,"identifiers":[],"subjects":[],"classfifications":[],"access_address":"","items":[],"created_at":"2011-07-26T04:59:12.881+09:00","updated_at":"2026-06-04T11:56:45.443+09:00"}]}