Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) 山口 隆久 and 小林 一 and 糸原 義人,砂糖産業における現状と課題,Journal of Rural Problems,0388-8525,The Association for Regional Agricultural and Forestry Economics,2002,37,4,381-385,https://cir.nii.ac.jp/crid/1390001204488893568,https://doi.org/10.7310/arfe1965.37.381