Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kato Eiichi,Sampling of Molten Cast Iron for Hydrogen Determination (Study on Determination of Hydrogen in Cast Iron (3)),Journal of the Japan Institute of Metals and Materials,00214876,The Japan Institute of Metals and Materials,1961,25,12,795-798,https://cir.nii.ac.jp/crid/1390282681459339392,https://doi.org/10.2320/jinstmet1952.25.12_795