著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "ECIR and Azzopardi, Leif","Advances in information retrieval : 41st European Conference on IR Research, ECIR 2019, Cologne, Germany, April 14-18, 2019 : proceedings",,Springer,2019,Lecture notes in computer science,,9783030157180,,https://cir.nii.ac.jp/crid/1130282268892928128