Geophysical-Geotechnical Evaluation of Site Suitability Assessment of Roads in Mountainous and Rugged Terrains Using a GIS-MCE Approach: A Case Study of Simbu Province, PNG. mjgps [Internet]. 2018 Jul. 28 [cited 2026 Aug. 13];4(1). Available from: https://pnguotjournals.unitech.ac.pg/index.php/mjgps/article/view/187