D. G. Lutsenko, A. V. Shylo, L. N. Marchenko, Y. E. Perskiy, and G. A. Babiychuk, “Peculiarities of Heart Rhythm Regulation at Different Types of Cold Acclimation in Rats”, Probl Cryobiol Cryomed, vol. 23, no. 2, pp. 105–115, Jun. 2013.