NURRAHMAN. “ DESIGN OF LEAK DETECTION ROBOTS GAS PIPES USING ALGORITHM WALL FOLLOWER”. INFOKOM (Informatika & Komputer) 6, no. 1 (June 2, 2018): 80-90. Accessed July 3, 2026. http://148.230.97.38/index.php/INFOKOM/article/view/137.