Shanthakumar, D. S., and B. N. Sivasankar. “Synthesis, Spectral, Thermal and X-Ray Powder Diffraction Studies on Hydrazine Bridged Metal and Mixed Metal Para Nitrobenzoate Complexes”. The International Journal of Science & Technoledge, vol. 2, no. 11, Oct. 2014, http://internationaljournalcorner.com/index.php/theijst/article/view/128198.