Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kasai K.,A Comment on the Annual Report on Forestry,FOREST ECONOMY,03888614,FOREST ECONOMIC RESEARCH INSTITUTE,1966-05-05,19,5,9-12,https://cir.nii.ac.jp/crid/1390282763059864832,https://doi.org/10.19013/rinrin.19.5_9