Gupta, Mridula, and Sheela M. Valecha. “Synthesis and Characterization of New Palladium(II) Schiff Base Complexes Derived from β-Diketones and Diamines”. Asian Journal of Chemistry, vol. 32, no. 5, Apr. 2020, pp. 1039-42, https://asianpubs.org/index.php/ajchem/article/view/2415.