AGGARWAL, R. C.; RAO, D. V. P. Synthesis and Characterisation of Addition Compounds of Pyridine Carboxylic Acid Hydrazides with Tin (IV) Halides, Organotin (IV) Halides and Thicyanates*. Defence Science Journal, [S. l.], v. 31, n. 2, p. 167–172, 2014. DOI: 10.14429/dsj.31.6354. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/6354. Acesso em: 4 jul. 2025.