Faezeh Alihoseyni, Solmaz Ghaffari, Ali Reza Dabirsiaghi, and Setareh Haghighat. “Preparation and Evaluation of Ampicillin Solid Lipid Nanoparticles”. World Journal of Pharmaceutical Sciences, vol. 2, no. 9, Sept. 2014, pp. 914-20, https://www.wjpsonline.com/index.php/wjps/article/view/preparation-evaluation-ampicillin-solid-lipid-nanoparticles.