Aggarwal, R., and D.S.S. Rao. “Synthesis and Characterisation of Addition Compounds of Pyridine Carboxylic Acid Hydrazides With Tin (IV) Halides, Organotin (IV) Halides and Thicyanates*”. Defence Science Journal 31, no. 2 (February 18, 2014): 167-172. Accessed May 5, 2024. https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/6354.