GINTING, E., J. Reveny, and Sumaiyah. “FORMULATION AND EVALUATION OF IN VITRO TRANSDERMAL PATCH DICLOFENAC SODIUM USING CHITOSAN POLYMER AND POLYVINYL ALCOHOL CROSS-LINKED TRIPOLYPHOSPHATE SODIUM”. Asian Journal of Pharmaceutical and Clinical Research, Vol. 11, no. 8, Aug. 2018, pp. 171-5, doi:10.22159/ajpcr.2018.v11i8.25145.