Vijayakumar, R., M. Rajarajan, and G. Thirunarayanan. “SYNTHESIS AND SPECTRAL LINEARITY STUDIES OF SOME THERAPEUTICALLY INTERESTED SUBSTITUTED HYDRAZONES”. Journal of Advanced Scientific Research, Vol. 10, no. 04, Nov. 2019, pp. 172-9, https://sciensage.info/index.php/JASR/article/view/347.