JAAFAR, Athir; MOHD, Mohd Norzali. Smart Vending Machine Counter using IoT. Evolution of Information, Communication and Computing System, [S. l.], v. 2, n. 1, p. 63–75, 2022. Disponível em: https://publisher.uthm.edu.my/bookseries/index.php/eiccs/article/view/28. Acesso em: 9 apr. 2026.