Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
Nakajo Akihito,Life of elderly people and significance of productive activities in mountain village,Proceedings of the General Meeting of the Association of Japanese Geographers,,The Association of Japanese Geographers,2004,2004f,0,21-21,https://cir.nii.ac.jp/crid/1390001205693902592,https://doi.org/10.14866/ajg.2004f.0.21.0