berliana nur rizky and I. Kamal, “Efficiency of Carriage Utilization Through the Emphasis of Wagon Turn Around on Hazardous Waste Train: Efisiensi Penggunaan Gerbong Melalui Penekanan Waktu Peredaran Gerbong pada KA Limbah B3”, jtt, vol. 3, no. 2, Nov. 2024.