Gupta, Deepti, Subhash Chaudhary, Pankaj Srivastava, and Dheeraj Kumar. 2010. “Molecular Interactions in Binary Mixture of Propylamine With Non-Polar Solvents”. Asian Journal of Chemistry 20 (6):4234-38. https://asianpubs.org/index.php/ajchem/article/view/19012.