Emoyan, O. , Akporhonor, E. , Otobrise, C.. "Comparative Correlation Investigation of Polynuclear Aromatic Hydrocarbons (PAHs) in Soils of Different Land Use: Sources Evaluation Perspective". World Academy of Science, Engineering and Technology, Open Science Index 105, International Journal of Environmental and Ecological Engineering, (2015), 9(9), 1175 - 1180.