A New Method of Acidity Measurement of the Acid Paper

Nobutaka YOSHIKUNI, Tetsuya ENDO, Hiroyuki MORITA, Koichi OGUMA, Shizuo FUJIWARA
<span title="">1994</span> <i title="Japan Society of Information and Knowledge"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/6ypvqge2svhtzawl2luug5neqq" style="color: black;">Joho Chishiki Gakkaishi</a> </i> &nbsp;
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