O. V. Chelombitko, N. A. Bondarovich, M. V. Ostankov, A. Y. Dimitrov, and A. N. Goltsev, “Modification of Expression of Pluripotency Genes in Ehrlich’s Carcinoma Cells Following Cryopreservation”, Probl Cryobiol Cryomed, vol. 24, no. 2, p. 182, Jun. 2014.