F, A.H., Syahrorini , S., Ahfas, A., F , Z.N. and A , A.Z. 2023. Line Tracer Robot Navigation System Using Arduino Uno Microntroller With PID Control . Academia Open. 8, 2 (Aug. 2023), 10.21070/acopen.8.2023.7275. DOI:https://doi.org/10.21070/acopen.8.2023.7275.