Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KOHMOTO Daichi,Development of Organic Farming and Its Mechanism in Sri Lanka,Geographical Review of Japan,13479555,The Association of Japanese Geographers,2006,79,7,373-397,https://cir.nii.ac.jp/crid/1390282680180479872,https://doi.org/10.4157/grj.79.7_373