Sidorenko, O. S., G. A. Bozhok, E. I. Legach, and T. P. Bondarenko. “Formation of Cytospheres and Neuronal Differentiation in New-Born Piglet Adrenal Cell Culture”. Problems of Cryobiology and Cryomedicine, vol. 23, no. 4, Dec. 2013, pp. 359-62, http://cryo.org.ua/journal/index.php/probl-cryobiol-cryomed/article/view/323.