Muhammad, A.N., Zaki J. Mahdi, A.A. Jabor, A.M. Alwan, and M.H. salih. 2014. “Exploitation of Solar Energy As an Alternative Energy for Milk Sterilization from Microbes”. Journal of Biotechnology Research Center (JOBRC) 8 (1):33-36. https://doi.org/10.24126/jobrc.2014.8.1.297.