Alfiansyah, - -, Sasana Putra, Aleksander Purba, and Muhammad Karami. “An Evaluation of Shuttle Bus Operating Pattern at University of Lampung”. Jurnal Rekayasa Sipil dan Desain 9, no. 4 (November 12, 2021): Hal. 679 – 690. Accessed October 26, 2025. http://journal.eng.unila.ac.id/index.php/jrsdd/article/view/2078.