พลแสง ส., P. . Polsang, S. . Inchaya, Y. . Phasuk, S. . Kunhareang, and T. Vongpralub. “Study of annual variation on semen characteristic of Thai Red Junglefowl (Gallus gallus gallus)”. Khon Kaen Agriculture Journal, vol. 50, no. 2, Sept. 2021, pp. 505-1, https://li01.tci-thaijo.org/index.php/agkasetkaj/article/view/250674.