F.S. Almahde , K. M. Khalifa , A.M. Hamil. (2019). Complex formation of Cr3+, Mn2 ions using (E)-1-(((3-aminophenyl)imino)methyl)naphthalene-2-ol. Journal of Pure & Applied Sciences, 18(3). https://doi.org/10.51984/jopas.v18i3.234