@article{oai:niigata-u.repo.nii.ac.jp:00007045, author = {大宮, 誠}, journal = {環日本海研究年報, 環日本海研究年報}, month = {Mar}, pages = {49--59}, title = {清津商工会議所の港湾拡築・河川改修活動}, volume = {17}, year = {2010} }