Astaeva, M. D., V. D. Abdullaev, and N. K. Klichkhanov. 2009. “Influence of Hypotermia on Intensity of Oxidative Modification of Ground Squirrels’ Blood Plasma Proteins”. Problems of Cryobiology and Cryomedicine 19 (3):254-60. http://journal.cryo.org.ua/index.php/probl-cryobiol-cryomed/article/view/249.