1. Abdel-Hamid, M. I., 1991. Phytoplankton and water quality of the River Nile in Egypt. Ph. D. Thesis, El-Mansoura University, Egypt, 346 pp.
2. Abdel-Karim, M. S., 1999. Phytoplankton Dynamic and its productivity in Damietta Branch. M.Sc. Thesis, Girls College, Ain Shams University, Egypt, 202 pp.
3. Abdel-Karim, M. S., 2005. Phytoplankton, In: Review of the previous studies. Challenge Program (Project # 34), Improved Fisheries Productivity and Management in Tropical Reservoirs, Lake Nasser (Egypt). National Institute of Oceanography and Fisheries.
4. Abdel-Monem, A. M. A., 1995. Spatial distribution of phytoplankton and primary productivity in Lake Nasser. Ph. D. Thesis, Girls College, Ain Shams University, Egypt, 161 pp.
5. Abdel-Rahman, M. E., 2004. Observations on the phytoplankton biomass and species composition in relation to environmental conditions in the White Nile at Khartoum. M.Sc. Thesis, University of Khartoum, Sudan (Unpublished).