Hossain, Md Belayet, et al. “Synthesis, Characterization and Antibacterial Activity of Mixed Ligand Complexes of Pd(II) Ions With Oxalic Acid and Heterocyclic Amines”. Bangladesh Pharmaceutical Journal, vol. 17, no. 1, Feb. 2015, pp. 46-50, doi:10.3329/bpj.v17i1.22314.