B. . Ghanbarzadeha, A. . Oromiehi, and E. Razmi-Rad, “Evaluation of Resin Zein Films Containing SugarPlasticizers by Permeability and Atomic Force Microscopy Analysis: Surface evaluation of resin zein films”, Iran J Pharm Sci, vol. 4, no. 1, pp. 23–30, Jan. 2008.