1. : A Guide for the Planning, Design and Implementation of Waste Water Treatment plants in the Textile Industry. A report available from the Water Research Commission, P.O.Box 824, Pretoria 0001, Rep. of South Africa.
2. and : Proceeding of 1st conference, Mechanical Power Engineering, Vol II, Feb. 1977, Cairo, Egypt.
3. and : Starch/Starke. Accepted for publication (1990).