Nurdin, Ade, Dyah Kumalasari, and Najuan Isham. 2023. “STUDI WAKTU TEMPUH MENDAHULUI IRING-IRINGAN KENDARAAN TRUK BATU BARA”. JURNAL REKAYASA 13 (1), 87 - 94. https://doi.org/10.37037/jrftsp.v13i1.177.