Author Title Journal ISSN Publisher Date Volume Number Page URL URL(DOI) Morimoto Takehiro 関東地方における不耕作農地の分布と形成要因 Tsukuba studies in human geography 03860183 University of Tsukuba 1995-00-00 19 173-186 http://ci.nii.ac.jp/naid/110000258472/en/