A. A. Shoukry, “Complex formation reactions and equilibrium studies of mixed ligand complexes of diaqua (1-Phenyl piperazine)(Palladium)(II) with some biologically relevant ligands”., IJBAS, vol. 2, no. 1, pp. 38–46, Oct. 2012, doi: 10.14419/ijbas.v2i1.450.