Sharmeli, Y., and R.K. Lonibala. 2010. “Complex Formation of N’-[4-(dimethylamino)phenyl]methylene Isonicotinohydrazide With Lanthanide Ions in Water-Dioxane Medium and the Associated Thermodynamics”. Asian Journal of Chemistry 22 (10):7541-50. https://asianpubs.org/index.php/ajchem/article/view/12018.