1. Argaman, Y.A. and Kaufman, W.J. (1970), Turbulence and Flocculation. J. Divn. Sanit. Eng., Proc. Amer. Soc. Civil Eng. 96 (SA2), 223?241.
2. Bajpai P. and Bajpai, P.K. (1989), Biotechnol. Bioeng., 33, 72?78.
3. Gasner, L.L. and Wang, D.I.C. (1970), Biotechnol. Bioeng., 12, 873?887.
4. Hoare, M. (1988). 8th Intl. Biotechnol. Symp. Paris, Abstract No. S-9.
5. Luhera, D., Jiarming, Z. (1988),8th Intl. Biotechnol. Symp. Paris, Abstract No. B-92.