J. Nalaiya, S. R. Sagineedu, R. Rajasingam, Z. Kassim, and M. R. Pichika, “A STABILITY-INDICATING RP-HPLC METHOD FOR SIMULTANEOUS DETERMINATION OF SIMVASTATIN AND NIACIN IN A COMBINED DOSAGE FORM”, Int J Pharm Pharm Sci, vol. 7, no. 2, pp. 262–268, Feb. 2015.