A. A. M. Aly, A. I. El-Said, and R. A. Mukred, “Nanosized Supramolecular Coordination Polymers Derived from Divalent Metal Ions, 4-Pyridylacetate and Auxiliary Ligands Containing Nitrogen and Phosphorus Donors”, Orbital: Electron. J. Chem., vol. 13, no. 1, pp. 39-47, Mar. 2021.