Yeunyongkul P, Duantubrat C, Duwong W, Wongpanich S, Thinh N. Performance evaluation of the semi-automatic cleaner for split type air conditioner. J. Res. Appl. Mech. Eng. [internet]. 2020 Jun. 2 [cited 2026 Mar. 7];8(1):77-83. available from: https://ph01.tci-thaijo.org/index.php/jrame/article/view/234299