Abd Albasit Shalfouh and Rabeea Ali Eshaim 2026. Field and Laboratory Investigation of the Effect of Water Saturation Variation on the Progressive Instability of Soil Slopes Along the Al-Naqaza Mountain Road, Libya. AlQalam Journal of Medical and Applied Sciences. (May 2026), 1442–1449. DOI:https://doi.org/10.54361/ajmas.269545.