Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SHIMANUKI Takashi,Photometric determination of phosphorus in ferroalloys by the extraction of phosphovanadomolybdic acid,BUNSEKI KAGAKU,05251931,The Japan Society for Analytical Chemistry,1967,16,11,1135-1140,https://cir.nii.ac.jp/crid/1390001204353874432,https://doi.org/10.2116/bunsekikagaku.16.1135