Ahmed, I. S., R. El Hosary, S. Shalaby, and S. Nour. “Preparation and in-Vitro Evaluation of Poly--Caprolactone Nanoparticles Containing Atorvastation Calcium”. Journal of Pharmaceutical Research and Opinion, vol. 4, no. 1, Feb. 2014, http://innovativejournal.in/index.php/jpro/article/view/634.