Trisep Haris, Virgo, Fadrizal Lubis, and Winayati Winayati. “ ANALISIS STABILITAS LERENG AKSES GERBANG SELATAN UNIVERSITAS LANCANG KUNING”. Siklus : Jurnal Teknik Sipil 5, no. 2 (November 6, 2019): 97-105. Accessed May 16, 2021. https://journal.unilak.ac.id/index.php/SIKLUS/article/view/3178.