LOKE CHIN SOON; MOHAMAD, S. Pre-notification Parcel Tracking System. Evolution in Electrical and Electronic Engineering, [S. l.], v. 2, n. 2, p. 719–728, 2021. Disponível em: https://publisher.uthm.edu.my/periodicals/index.php/eeee/article/view/3400. Acesso em: 25 feb. 2024.