Desta, Zemeda, Lemma Zemedu, and Bosena Tegegne. “Sheep and Goat Value Chain Analysis in Tahtay Adyabo District, Tigray, Ethiopia”. Asian Research Journal of Agriculture 11, no. 3 (July 25, 2019): 1-9. Accessed April 12, 2021. https://journalarja.com/index.php/ARJA/article/view/30059.