MRS.LEKSHMY S; MS.ANILTTA T C; MS.NIVYA SHAJI. RFID BASED SHOPPING TROLLEY. International Journal of Computer Engineering in Research Trends, [S. l.], v. 2, n. 12, p. 1096–1099, 2015. Disponível em: https://www.ijcert.org/index.php/ijcert/article/view/446. Acesso em: 15 aug. 2026.