Sandora, Rina, Fani Sandy Putra, and Galih Anindita. “Hazard Identification and Risk Assessment With Recommended Alternative Solutions Using the Benefit Cost Analysis Method”. Tibuana 4, no. 02 (July 31, 2021): 120-124. Accessed December 4, 2021. http://jurnal.unipasby.ac.id/index.php/tibuana/article/view/4013.