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
"Ehrig, Hartmut and Mahr, Bernd",Equations and initial semantics,,Springer-Verlag,1985,EATCS monographs on theoretical computer science,,"0387137181,3540137181",,https://cir.nii.ac.jp/crid/1130000794184724864