@article{oai:repository.dl.itc.u-tokyo.ac.jp:00000536, author = {原科, 幸爾 and 恒川, 篤史 and 武内, 和彦}, journal = {農村計画論文集 = Transactions of rural planning}, month = {Nov}, pages = {337--342}, title = {日本列島における森林連続性の地域的差異}, volume = {1}, year = {1999} }