THE USE OF TRI-GEOPHYSICAL METHODS FOR CONCEALED KARST CAVITIES LOCATION NEAR HAQLANYIAH TOWN. Iraqi Journal of Science [Internet]. 2024 Mar. 4 [cited 2024 Jul. 22];53(2):341-52. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/12714