@article{oai:repository.dl.itc.u-tokyo.ac.jp:00000178, author = {武内, 和彦 and 姜, 銘 and 恒川, 篤史}, issue = {4}, journal = {地学雑誌}, month = {}, note = {application/pdf}, pages = {392--394}, title = {中国乾燥・半乾燥地域における「荒廃地」の分布・構造と成因に関する研究}, volume = {99}, year = {1990} }