Linnik, T. P., and I. N. Martynyuk. “Approaches to Creation of Cryoprotective Media for Cryopreservation of Avian Sperm”. Problems of Cryobiology and Cryomedicine, vol. 20, no. 2, June 2010, pp. 109-22, http://journal.cryo.org.ua/index.php/probl-cryobiol-cryomed/article/view/200.