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Yuji Sato, Tsutomu Hirose, Toshifumi Ida, Akinori Matsuura, Takashi Akehata, Takashi Shirai, Hiromasa Komatsu, Koji Ando, Takashi Fukuda, Koji Sato, Kazuo Endoh. "寄書." Chemical engineering 38.7 (1974) 534-542