Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Masui Yurina and Sakai Haruna and Kawakami Yurie and Kamino Shinichiro and Yamaguchi Takako and Fujita Yoshikazu,Determination of Urinary Protein with o-Sulfophenylfluorone-Niobium(V) Complex,BUNSEKI KAGAKU,05251931,The Japan Society for Analytical Chemistry,2008,57,8,637-642,https://cir.nii.ac.jp/crid/1390282679332137472,https://doi.org/10.2116/bunsekikagaku.57.637