D. Faturachman, A Djaeni, M. D. Arifin and . Fridolini. Fuel Efficiency of Tug Boats Using a Flow Meter Web Based Monitoring and Control System in P.T. X. RPST-V3 [Internet]. 2023 Jan. 21 [cited 2026 Jun. 26];:91-9. Available from: https://stm.bookpi.org/RPST-V3/article/view/9362