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 "Kilkki, Juha",Automated formulation of optimisation models for steel beam structures,,Lappeenrannan teknillinen korkeakoulu,2002,Acta Universitatis Lappeenrantaensis,,9517647131,,https://cir.nii.ac.jp/crid/1130000795875139328