Chakravarthy V, A., S. Bbv, and P. K. A. “METHOD DEVELOPMENT AND VALIDATION OF ULTRAVIOLET-VISIBLE SPECTROSCOPIC METHOD FOR THE ESTIMATION OF HEPATITIS-C DRUGS - DACLATASVIR AND SOFOSBUVIR IN ACTIVE PHARMACEUTICAL INGREDIENT FORM”. Asian Journal of Pharmaceutical and Clinical Research, vol. 9, no. 9, Dec. 2016, pp. 61-66, doi:10.22159/ajpcr.2016.v9s3.14616.