Nardid, O. A., D. O. Mangasarov, and M. I. Schetinskiy. ‚ÄúTechnological Aspects for Cryopreservation of Enzyme-Based Biosensors‚ÄĚ. Problems of Cryobiology and Cryomedicine, vol. 23, no. 4, Dec. 2013, pp. 338-46, http://cryo.org.ua/journal/index.php/probl-cryobiol-cryomed/article/view/319.