SINAGA, M.; IBRAHIM, A.; SEMBIRING, N. Smart Assistive Stick with Arduino and Multidirectional Ultrasonic Sensors for Intelligent Obstacle Detection and Navigation. CogITo Smart Journal, [S. l.], v. 11, n. 2, p. 311–322, 2025. DOI: 10.31154/cogito.v11i2.886.311-322. Disponível em: https://cogito.unklab.ac.id/index.php/cogito/article/view/886. Acesso em: 2 jan. 2026.