Falah Hassan Rahil, Ahmed Sameer Abdulrasool, Husam Hikmat Baqir and Saad Faik Abbas Al-Wakel 2023. EFFECT OF ACIDIC ON THE PHYSICOCHEMICAL PROPERTIES AND COLLAPSE POTENTIAL OF GYPSEOUS SOILS: EXPERIMENTAL INVESTIGATIONS. GEOMATE Journal. 25, 109 (Jul. 2023), 165–172.