AL-HAEN, Mohammed; AL-HAEN, Issa; ABDULLAH ABDULLAH; HABEEB ABDULQADIR; AHMED MOHAMED; AHMED ALABED. Spatial and Seasonal Distribution of Nitrate and Phosphate Contamination in Groundwater in Wadi Al-Tarfawi, Northeastern Libya. AlQalam Journal of Medical and Applied Sciences, [S. l.], p. 288–294, 2026. DOI: 10.54361/ajmas.269145. Disponível em: https://www.journal.utripoli.edu.ly/index.php/Alqalam/article/view/1381. Acesso em: 31 jan. 2026.