Bansod, Ashish, et al. “Mononuclear Pyrazine-2-Carbohydrazone Metal Complexes: Synthesis, Structural Assessment, Thermal, Biological, and Electrical Conductivity Studies”. European Journal of Chemistry, vol. 13, no. 1, Mar. 2022, pp. 126-34, doi:10.5155/eurjchem.13.1.126-134.2186.