1. Production and isolation of milk-clotting enzyme from Aspergillus versicolor;Abdel-Fattah;Zbl. Bakt. II. Abt.,1979
2. Production and some properties of rennin-like milk-clotting enzyme from Penicillium citrinum;Abdel-Fattah;J. Gen. Microbiol.,1972
3. Distribution pattern of milk-clotting and proteolytic activities in some fungi;Abdel-Fattah;Acta Biol. Acad. Sci. Hung.,1972
4. Milk-clotting enzymes of some Streptomyces species;Abdel-Fattah;Acta Microbiol. Polon.,1974
5. Studies on the production of milk-clotting enzymes, proteolytic enzymes and mucilage by fungi;Abdel-Fattah;J. Gen. Microbiol.,1974