Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) OKI Tomoyuki and SAWAI Yusuke and SATO-FURUKAWA Maki and SUDA Ikuo,Validation of pH Differential Method for the Determination of Total Anthocyanin Content in Black Rice and Black Soybean with Interlaboratory Comparison,BUNSEKI KAGAKU,05251931,The Japan Society for Analytical Chemistry,2011,60,10,819-824,https://cir.nii.ac.jp/crid/1390282679638038016,https://doi.org/10.2116/bunsekikagaku.60.819