Awaad M. H. H, S. A. Zoulfakar, M. S. Elhalawaney, E. A. Morsy, F. F. Mohammed, and R. M. El-Refay,  "The Impact of Sodium-Butyrate Microencapsulated in Balm Fat in Impedance of Colisepticaemia in Broiler Chicken",  IOSR Journal of Agriculture and Veterinary Science (IOSR-JAVS), vol. 12, issue 03, pp. 58-69, 2019.