Proximity Matters: Spatial Gradient of Bacterial Pollution in Groundwater in the Vicinity of Al Amodi Cemetery in Dhamar City, Yemen. jast [انترنت]. 28 ديسمبر، 2025 [وثق 14 يونيو، 2026];3(6):1378-86. موجود في: https://journals.su.edu.ye/index.php/jast/article/view/2113