Development of a low-cost ultrasonic environment detection system to build a 3D map of the environment around a robot. Damascus University Journal for engineering sciences, [S. l.], v. 38, n. 3, 2023. Disponível em: https://journal.damascusuniversity.edu.sy/index.php/engj/article/view/5843. Acesso em: 18 jun. 2026.