Ahmad, T., R. Bashir, G. H. Awan, M. Kamran, A. Ahmad, and L. A. kasuri. 2015. “Electroless Deposition of High Phosphorus Ni-P, Ni-Al2O3-P, Ni-Cu-P Coatings and Their Corrosion Behavior in 0.5M Na2SO4 Solution”. Journal of the Pakistan Institute of Chemical Engineers 43 (2):85-92. http://piche.org.pk/journal/index.php/jpiche/article/view/256.