Al-Azzawi, Salih Hassan. “GENETIC ANALYSIS OF MILK YIELD AND LACTATION PERIOD OF SHAMI GOATS RAISED IN MIDDLE OF IRAQ”. Diyala Agricultural Sciences Journal , vol. 9, no. special Issue, Dec. 2017, pp. 16-24, https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/3514.