Y. A. Attia,International Symposium on Flocculation in Brotechnology.International Symposium on Flocculation in Brotechnology and Separation Systems (1986 : California)：Flocculation in biotechnology and separation systems : proceedings.Elsevier,1987.
International Symposium on Flocculation in Brotechnology and Separation Systems (1986 : California)：Flocculation in biotechnology and separation systems : proceedings
Y. A. Attia,International Symposium on Flocculation in Brotechnology.Elsevier,1987.
