A. . Abdul Aziz and A. . Al Kadhy, Trans., “Assessment of Groundwater Resources in the Hard Basement Rocks of Yemen, Al Bayda City Case Study”, TU J. Nat. Appl. Sci. , vol. 8, no. 2, pp. 27 – 38, Dec. 2023, doi: 10.59167/tujnas.v8i2.1717.