1. 1) Naito, M. and H. Makino : "Shoho kara manabu Funtaigizyutsu", pp. 1-24, Morikita Shuppan (2011)
2. 2) Funtai Kougakukai : "Kisoutyuu no Ryuushi Bunsan Bunkyuu Buri Sousa", pp. 12-20, Nikkan Kogyo Shinbunsha (2006)
3. 3) Funtai Kougakukai : "Funtai Kougaku Binran Dainihan", pp. 344-349, Nikkan Kogyo Shinbunsha (1998)
4. 4) Geldart, D. : "Types of Gas Fluidization", Powder Technol., 7, 285-292 (1973)
5. 5) Association of Powder Process Industry & Engineering, Japan : "Fluidization handbook", pp. 45-48, Baifukan (1990)