Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Okumura Shogo and Fujiwara Yuko,Roughness Evaluation of Machined Surfaces of Wood,Mokuzai Gakkaishi,00214795,The Japan Wood Research Society,2007,53,4,173-179,https://cir.nii.ac.jp/crid/1390282681328907776,https://doi.org/10.2488/jwrs.53.173