Automatic Human Guided Shopping Trolley with Smart Shopping System. Jurnal Teknologi, [S. l.], v. 73, n. 3, 2015. DOI: 10.11113/jt.v73.4246. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/4246.. Acesso em: 7 jul. 2024.