1. Design and management of El-Nenaeia fish farm: as a recirculating aquaculture system;Ali;Misr Journal of Agricultural Engineering,2006
2. APHA, 1998. Standard Methods for Examination of Water and Wastewater, American Public Health Association, American Water Works Association, Water Pollution Control Federation Washington, DC.
3. President's column;Bai;World Aquatic Magazine,2007
4. Treatment and utilization of sludge from land based farms for salmon;Bergheim,1993