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 "Clarke, George R.G. and World Institute for Development Economics Research and United Nations University",Does internet connectivity affect export performance? : evidence from the transition economies,,"World Institute for Development Economics Research, United Nations University",2002,WIDER discussion paper,,9291902721,,https://cir.nii.ac.jp/crid/1130000794860866688