Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Iida Kiyoaki,The History of Technological Developments in Pulp and Paper Industry : From Ts'ai Lun's Invention to the Birth of Modern Pulp and Paper Industry,JAPAN TAPPI JOURNAL,0022815X,JAPAN TECHNICAL ASSOCIATION OF THE PULP AND PAPER INDUSTRY,2015,69,8,854-863,https://cir.nii.ac.jp/crid/1390282681497486336,https://doi.org/10.2524/jtappij.69.854