Kharia, . A. A., Singhai, A. K. and Verma, R. (2012) “Formulation and Evaluation of Polymeric Nanoparticles of an Antiviral Drug for Gastroretention”, International Journal of Pharmaceutical Sciences and Nanotechnology(IJPSN), 4(4), pp. 1557–1562. doi: 10.37285/ijpsn.2011.4.4.6.