Kokilambigai, K. S.; Lakshmi, K. S.; Kumar, A.; Chandrayan, G.; Satyam, K.; Singh, M. K. SPECTROPHOTOMETRIC ESTIMATION OF CILNIDIPINE IN BULK AND PHARMACEUTICAL DOSAGE FORM USING N-(1-NAPHTHYL) ETHYLENE DIAMINE DIHYDROCHLORIDE. Int J Pharm Pharm Sci 2014, 6, 576-578.