Subekti, Subekti, Abdul Hamid, Basuki Dwi Effendy, and Agung Wahyudi Biantoro. 2019. “INSPECTING A BUMP TEST IN THE MAINTENANCE OF A 1200-CC DAIHATSU SIGRA DISC BRAKE”. SINERGI 23 (3). Jakarta, Indonesia:191-98. https://doi.org/10.22441/sinergi.2019.3.003.