Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) YAMASHITA Hiroshi and SAKAI Shunsuke and MURAYAMA Kenya,A Probability Model of the Area Transition in Resource Circulation with 3R Matrix(General Theme),Journal of Japan Society for Business Ethics Study,13436627,JAPAN SOCIETY FOR BUSINESS EHICS,2011,18,0,117-123,https://cir.nii.ac.jp/crid/1390001206055640960,https://doi.org/10.20664/jabes.18.0_117