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 "Kocak, Selcuk","Intangible assets in business valuation, with emphasis on real options approach",1. Aufl,GRIN Verlag,2005,Dokument,,9783640123681,,https://cir.nii.ac.jp/crid/1130282269309513728