Saragih, N., and D. Hanggraeni. “The Risk Management And Usage Of The Net Present Value-At-Risk To Evaluate Indonesian Toll Road”. EKOMBIS REVIEW: Jurnal Ilmiah Ekonomi Dan Bisnis, Vol. 12, no. 4, Oct. 2024, pp. 3407–3416, doi:10.37676/ekombis.v12i4.6419.