Meewattana, P. ., and C. . Chamnarnkid. “Wild Elephant Conservation Using Sound Waves to Obstruct Them from Plantations: A Case Study at Kui Buri District, Thailand”. Suan Sunandha Science and Technology Journal, vol. 1, no. 1, Nov. 2022, pp. 20-24, https://li02.tci-thaijo.org/index.php/ssstj/article/view/245.