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 "Hasenkamp, Georg",Specification and estimation of multiple-output production functions,,Springer-Verlag,1976,Mathematical economics,,"0387076255,3540076255",,https://cir.nii.ac.jp/crid/1130000794035902848