1. 1) Casson, N.: “Rheology of Disperse Systems,” p. 84, 102, Pergamon Press, New York (1959)
2. 2) Charm, S. and G. Kurland: Nature, 206, 617–618 (1965)
3. 3) Copley, A. L., G. W. Scott-Blair, F. A. Glover and R. S. Thorley: Kolloid-Zeitschrift, 168, 101–107 (1960)
4. 4) Iida, A.: Tokyo Jikeikai Ika Daigaku Zasshi, 93, 112–131 (1978)
5. 5) Kimura, K., K. Himei, I. Kawanishi and J. Mizushina: Kurashiki Tyuo Nenpo, 50, 25–29 (1981)