Never Assan, Mgcini Moyo, and Tinashe Kaguru. “Development and Promotion of Village Chickens Subgroups to Counteract the Adverse Effects of Climate Change in Sub Saharan Africa”. Scientific Journal of Animal Science, vol. 6, no. 3, Mar. 2017, pp. 393-06, http://sjournals.com/index.php/sjas/article/view/162.