Olgun, Metin, M. Yavuz C, and H. Eylem Polat. “Economical Supporting System Design for Laying Hen Poultry Houses”. International Journal of Poultry Science 5, no. 10 (September 15, 2006): 921–926. Accessed September 22, 2025. https://ijpsjournal.org/index.php/ijps/article/view/645.