HAPSERY, Alfisyahrina; LUBIS, Reysha Rizki Amanda. Penggunaan Metode Stepwise pada Pemodelan Perencanaan Track Quality Index (TQI) untuk Kereta Api Semicepat Indonesia. MUST: Journal of Mathematics Education, Science and Technology, [S. l.], v. 4, n. 1, p. 114–122, 2019. DOI: 10.30651/must.v4i1.2921. Disponível em: https://journal.um-surabaya.ac.id/matematika/article/view/2921. Acesso em: 27 dec. 2024.