Shakya, B., and P. N. Yadav. “Synthesis and Characterization of 2-Pyridineformamide 3-Pyrrolidinylthiosemicarbazone”. Journal of Nepal Chemical Society 29 (December 3, 2013): 28–33. Accessed August 16, 2024. https://nepjol.info/index.php/JNCS/article/view/9234.