Silva, Ramon, 		Alves, Gabriel, 		Silva, Wanderson, 		Souza, Idelvando, 		Santana, Beatriz, AND 		Oliveira, Franklin.
" Development of a Low Cost Digital Stream Using Arduino and Ultrasonic Sensor" <em>Proceedings of the Regional School on Computing of Bahia, Alagoas, and Sergipe (ERBASE)</em> [Online], (22 August 2018)