Sistla, V. A. K., V. Rao, and R. P. “Method Development and Validation of RP-HPLC Method for the Simultaneous Estimation of Paracetamol and Eperisone Hydrochloride in Pharmaceutical Dosage Forms”. PharmaTutor, Vol. 1, no. 2, Dec. 2013, pp. 88-98, http://www.pharmatutorjournal.com/index.php/pt/article/view/19.