Pimpa, O., J. B. Liang, and J. Q. Balcells. “Absorption of Nucleic Acid from the Small Intestines of Swamp Buffaloes and Zebu Cattle”. Science, Engineering and Health Studies, vol. 1, no. 1, Mar. 2013, pp. 26-35, https://li01.tci-thaijo.org/index.php/sehs/article/view/7110.