Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SASAKI Yuji,Determination of Depth Profile of CuO+ and Cu+ in Superconductors by a Wet-Chemical Method Using Flow-Coulometry.,Analytical Sciences,09106340,The Japan Society for Analytical Chemistry,1999,15,5,421-425,https://cir.nii.ac.jp/crid/1390282679229684736,https://doi.org/10.2116/analsci.15.421