Siripholvat, Voravit, Poophan Ratanapakdee, and Somxhai Chansawang. 1996. “Estimated Combining Activity of the Pullets Body Weight at 4 and 8 Weeks Using Diallel Crossing System”. Agriculture and Natural Resources 30 (2). Bangkok, Thailand:185-92. https://li01.tci-thaijo.org/index.php/anres/article/view/241146.