@article{oai:otsuma.repo.nii.ac.jp:00003789, author = {藤吉, 洋一郎}, journal = {コミュニケーション文化論集}, month = {Mar}, note = {P(論文)}, pages = {55--95}, title = {土砂災害防止ソフト対策の課題}, volume = {7}, year = {2009} }