Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KAGAWA Nobuyuki,Characterization of Styrene-Methyl Methacrylate Copolymer by Eluent Gradient HPLC,BUNSEKI KAGAKU,05251931,The Japan Society for Analytical Chemistry,2013,62,4,325-332,https://cir.nii.ac.jp/crid/1390001204662344832,https://doi.org/10.2116/bunsekikagaku.62.325