Nakdod, Surayut, Panuphong Tanakhote, Pornsawan Nonthapha, and Apichat Iamvijan. “Cocoon Soap Product Design Ban Klang Muen Community Enterprise Group Subdistrict, Mueang District, Kalasin Province”. Chophayom Journal 33, no. 2 (December 31, 2022): 40–60. Accessed May 3, 2024. https://so01.tci-thaijo.org/index.php/ejChophayom/article/view/263202.