Pakhomov, A. V., G. A. Bozhok, E. I. Legach, N. F. Gubina, B. I. Markov, and T. P. Bondarenko. “Morphofunctional Characteristics of Cryopreserved Organotypic Culture of Newborn Piglet Testes After Xenotransplantation”. Problems of Cryobiology and Cryomedicine, vol. 15, no. 3, Sept. 2005, pp. 433-4, https://cryo.org.ua/journal/index.php/probl-cryobiol-cryomed/article/view/1151.