1. Wright, P.G. and White, E.T.; Proc. Queensland Soc. Sugar Cane Technology, 36th Conf.; p. 299 (1969).
2. White, E.T. and Wright, P.G.; Chem. Eng. Progr. Sympos. Ser., (110) 67 (1970) 81.
3. Natal’ina, L.N. and Treivus, E.B.; Sov. Phys. Chrystallography, 19 (3), Nov.-Dec. (1974).
4. Bennema, P.; Paper B1; This Symposium.
5. Larson, M.A. and Randolph, A.D.; Chem. Eng. Progr. Sympos. Ser. (95) 65 (1969) 1.