Tutkun, Muhittin, Muzaffer Denli, and Ramazan Demirel. “Productivity and Egg Quality of Two Commercial Layer Hybrids Kept in Free-Range System”. Turkish Journal of Agriculture - Food Science and Technology 6, no. 10 (October 2, 2018): 1444–1447. Accessed April 28, 2024. https://agrifoodscience.com/index.php/TURJAF/article/view/2070.