N. S. Binti Idris, M. A. Kadir, and M. M. Khandaker, “Synthesis, Characterization and Coordination Chemistry of N,N’-bis(3-pyridylmethyl)benzene-1,4-dicarboxamide with Palladium and Ruthenium Salts”, ajc, vol. 29, no. 7, pp. 1459–1462, May 2017.