1. 1) K. Yabe, “Koredewakaru Junsui/Chojunsui Gijutsu”, Kogyo Chosakai, Tokyo (2004), pp. 120–190 (in Japanese).
2. 2) T. Katou, Kensagijutsu, 14, 24–30 (2009) (in Japanese).
3. 3) H. Morita, Bunrigijutsu, 40, 124–128 (2010) (in Japanese).
4. 4) Y. Hashimoto and M. Komatsu, Denshi Zairyou, 42, 49–53 (2003) (in Japanese).
5. 5) Mitsubishi Chemical Corp, “Diaion Manual-1”, Tokyo (2003), pp. 1–97 (in Japanese).