CHATTOPADHYAY, Adriza; MUKHERJEE, Belonia; RUDRA, Pritha; CHAKRABORTY, Debraj. A study of a Visitor Counter with automated entry and exit. International Journal of Computer Sciences and Engineering, [S. l.], v. 4, n. 6, p. 1–6, 2025. Disponível em: https://ijcse.isroset.org/index.php/j/article/view/1153. Acesso em: 2 feb. 2026.