Fairuz, Nur Shafiqah Najwa Mohd, Arifah Bahar, Zainal Abdul Aziz, and Aniza Akaram. 2026. “Dirac Delta and Gaussian Distribution for Solving the Three-Dimensional Transient Groundwater Flow Equation”. Journal of Quality Measurement and Analysis 22 (3):63-81. https://doi.org/10.17576/jqma.2203.2026.04.