Arjmand, S., A. S. Lotfi, M. Shamsara, and S. J. Mowla. “Elevating the Expression Level of Biologically Active Recombinant Human Alpha 1-Antitrypsin in Pichia Pastorisan Alpha 1-Antitrypsin in Pichia Pastoris”. Electronic Journal of Biotechnology, vol. 16, no. 1, Jan. 2013, https://preprints.pucv.cl/index.php/ejbiotechnology/article/view/v16n1-4.