Spatial Assessment of Polycyclic Aromatic Hydrocarbons in Streambed Sediments: Spatial Assessment of PAHs in Streambed Sediments. Pakistan Journal of Scientific & Industrial Research [Internet]. 2009 Oct. 27 [cited 2026 Mar. 10];52(5):253-9. Available from: https://www.v2.pjsir.org/index.php/biological-sciences/article/view/557