Yaprasert, Somkiat. “The Dust-Free Table of Amulet Frame With an Automatic Work”. Vocational Education Central Region Journal 3, no. 2 (December 30, 2019): 21–30. Accessed May 6, 2024. https://so06.tci-thaijo.org/index.php/IVECJournal/article/view/246563.