Kebebew, Biniyam, and Emer T. Quezon. 2022. “Comparative Analysis on Road Users’ Cost Using HDM-4 Software and Manual Technique: A Case of Addis Ababa-Adama Expressway”. Journal of Management Science & Engineering Research 5 (1):64-75. https://doi.org/10.30564/jmser.v5i1.4468.