N. Prasad, A. Sahay, J. Prasad, and N. Singh, “Studied on Arylhydrazones, Part-X: Electron Impact Studies on Ethyl Hydrogen Mesoxalate Phenylhydrazone and 2,3-Dioxo-2-pH enylhydrazono Butyric Acid”, ajc, vol. 7, no. 4, pp. 714–721, Jul. 2012.