Sahid S, Yuli S F, Lestari D. MATHEMATIC MODEL FOR SITY BUS SCHEDULING IN YOGYAKARTA. J.Sains Dasar [Internet]. 2016 May 20 [cited 2025 May 23];4(2):109-13. Available from: https://journal.uny.ac.id/index.php/jsd/article/view/9085