Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) ASHIZAWA Takashi and SUGIZAKI Shigenori and ASAHI Hisao and SAKAI Hiroko and SHIBATA Keiichi,"Study of monocolor spectrophotometric determination of lead, zinc and cadmium by dithizone extraction",BUNSEKI KAGAKU,05251931,The Japan Society for Analytical Chemistry,1970,19,10,1333-1340,https://cir.nii.ac.jp/crid/1390282679636897792,https://doi.org/10.2116/bunsekikagaku.19.1333