TSHERING, Lhendup; TSHOMO, Tandin; TSHOMO, Ugyen; JAMTSHO, Yeshi; CHHETRI, Bikram. Cashless Vending Machine. Zorig Melong | A Technical Journal of Science, Engineering and Technology, [S. l.], v. 8, n. 1, p. 14–22, 2025. DOI: 10.17102/zmv8.i1.003. Disponível em: http://103.133.216.217/index.php/zm/article/view/122. Acesso em: 30 jun. 2025.