Zhao, Y., and R. Zhang. 2015. “Hydrothermal Synthesis and Crystal Structure of Bis-(1,10-Phenanthroline) 3-Hydroxy-Thiophene-2,5-Dicarboxylate Cadmium(II) Tetrahydrate [Cd(C30H20N4SO6)4(H2O)NO3]”. Asian Journal of Chemistry 27 (2):767-68. https://doi.org/10.14233/ajchem.2015.16912.