Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) MATSUI Norie and OKA Kozo,An Analysis of the Charging Properties of Model Toner Containing Carbon Black,DENSHI SHASHIN GAKKAISHI (Electrophotography),0387916X,The Imaging Society of Japan,1988,27,2,307-313,https://cir.nii.ac.jp/crid/1390282679074769536,https://doi.org/10.11370/isjepj.27.307