@article{oai:tsukuba.repo.nii.ac.jp:00002693, author = {平山, 朝治 and HIRAYAMA, Asaji}, journal = {筑波大学経済学論集, The University of Tsukuba economic review}, month = {Mar}, pages = {1--121}, title = {<論説>貨幣の起源について}, volume = {55}, year = {2006}, yomi = {ヒラヤマ, アサジ} }