Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yoshida Yoshio,Test Methods of ISO Brightness and Color.,JAPAN TAPPI JOURNAL,0022-815X,JAPAN TECHNICAL ASSOCIATION OF THE PULP AND PAPER INDUSTRY,2002,56,3,385-396,https://cir.nii.ac.jp/crid/1390282681490917760,https://doi.org/10.2524/jtappij.56.385