Distribution of Groundwater Quality Characteristics in Selected Areas in Ninevah Governorate by using Three Dimensions Contour Map. Tikrit j. eng. sci. [انترنت]. 31 أغسطس، 2013 [وثق 9 نوفمبر، 2026];20(3):16-37. موجود في: https://tj-es.com/ojs/index.php/tjes/article/view/418