V. K. SHARMA, and A. ROHILLA. “EXCESS MOLAR ENTHALPIES OF BINARY MIXTURES CONTAINING LACTAMS, CHLOROTOLUENES AND BENZENE”. International Journal of Pharma and Bio Sciences, vol. 5, no. 4, Dec. 2014, pp. 516-27, https://ijpbs.net/index.php/journal/article/view/3688.