BHATT, P.P; TRIVEDI, J.A. Development of Snag Discovery Robot utilizing Arduino and Ultrasonic Sensor. International Journal of Computer Sciences and Engineering, [S. l.], v. 6, n. 9, p. 371–373, 2018. DOI: 10.26438/ijcse/v6i9.371373. Disponível em: https://ijcse.isroset.org/index.php/j/article/view/3337. Acesso em: 2 feb. 2026.