{"@context":{"owl":"http://www.w3.org/2002/07/owl#","bibo":"http://purl.org/ontology/bibo/","foaf":"http://xmlns.com/foaf/0.1/","rdfs":"http://www.w3.org/2000/01/rdf-schema#","prism":"http://prismstandard.org/namespaces/basic/2.0/","cinii":"http://ci.nii.ac.jp/ns/1.0/","dc":"http://purl.org/dc/elements/1.1/","dcterms":"http://purl.org/dc/terms/"},"@id":"https://ci.nii.ac.jp/ncid/BA80270021.json","@graph":[{"@id":"https://ci.nii.ac.jp/ncid/BA80270021#entity","@type":"bibo:Book","foaf:isPrimaryTopicOf":{"@id":"https://ci.nii.ac.jp/ncid/BA80270021.json"},"dc:title":[{"@value":"海綿鉄の生産動向に関する情報検索 : 昭和54年1月-56年11月"},{"@value":"カイメンテツ ノ セイサン ドウコウ ニ カンスル ジョウホウ ケンサク","@language":"ja-hrkt"}],"dc:publisher":[{"@value":"日本鉄鋼連盟資料情報室"}],"dcterms:extent":"72p","cinii:size":"25cm","dc:language":"jpn","dc:date":"1981","cinii:ncid":"BA80270021","cinii:ownerCount":"1","foaf:maker":[{"@type":"foaf:Person","foaf:name":[{"@value":"日本鉄鋼連盟資料情報室"},{"@value":"ニホン テッコウ レンメイ シリョウ ジョウホウシツ","@language":"ja-hrkt"}]},{"@id":"https://ci.nii.ac.jp/author/DA01014667#entity","@type":"foaf:Person","foaf:name":[{"@value":"日本鉄鋼連盟"},{"@value":"ニホン テッコウ レンメイ","@language":"ja-hrkt"}]}],"bibo:owner":[{"@id":"https://ci.nii.ac.jp/library/FA011769","@type":"foaf:Organization","foaf:name":"東京大学 経済学図書館","rdfs:seeAlso":{"@id":"https://opac.dl.itc.u-tokyo.ac.jp/opac/opac_openurl/?ncid=BA80270021"}}],"prism:publicationDate":["1981.12"],"dc:subject":["NDC8:564.09","NDLC:DL365"],"foaf:topic":[{"@id":"https://ci.nii.ac.jp/books/search?q=%E9%89%84%E9%8B%BC%E6%A5%AD","dc:title":"鉄鋼業"}],"dcterms:isPartOf":[{"@id":"https://ci.nii.ac.jp/ncid/BN12384947#entity","dc:title":"テーマ情報, 第33号","@type":"bibo:Book"}]}]}