@article{oai:niigata-u.repo.nii.ac.jp:00025186, author = {山岸, 俊男}, journal = {新潟応用地質研究会誌, 新潟応用地質研究会誌}, month = {Jun}, pages = {5--6}, title = {建設産業の活性化策について}, volume = {58}, year = {2002} }