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 "Ecker, Thomas",A VAT/GST model convention : tax treaties as solution for value added tax and goods and services tax double taxation,,IBFD,2013,Doctoral series,,9789087221720,,https://cir.nii.ac.jp/crid/1130000796666941440