PROTOTYPE MINI FIRE ENGINE WITH ULTRASONIC AND FLAME SENSOR USING ARDIUNO UNO. JOSAR (Journal of Students Academic Research), [S. l.], v. 2, n. 2, p. 28–40, 2019. DOI: 10.35457/josar.v2i2.810. Disponível em: https://ejournal.unisbablitar.ac.id/index.php/josar/article/view/810. Acesso em: 15 dec. 2025.