Sitorus B, Sitorus TIH, Saribanon E. EVALUATION ON THE PSO PROVISION FOR COMMUTER TRAINS THROUGH PERFORMANCE-BASED PLANNING TO IMPROVE THE SERVICE QUALITY OF ECONOMY-CLASS TRAINS. j. manaj. transp. logist. [Internet]. 2015 Nov. 7 [cited 2026 Nov. 1];2(3):353-6. Available from: https://journal.itltrisakti.ac.id/index.php/jmtranslog/article/view/114