Panasenko, Y. V., Vysekantsev, I. P., & Biryukova, S. V. (2008). Cryopreservation of Enterobacteriaceae Bacteria Plasmid Strains. Problems of Cryobiology and Cryomedicine, 18(1), 95–97. Retrieved from http://cryo.org.ua/journal/index.php/probl-cryobiol-cryomed/article/view/460