Osetskiy, A. I., V. I. Grischenko, A. S. Snurnikov, I. Ye. Shabanov, and G. A. Babijchuk. 2006. “Cryosublimation Fractionating of Biological Material”. Problems of Cryobiology and Cryomedicine 16 (2):230-40. https://journal.cryo.org.ua/index.php/probl-cryobiol-cryomed/article/view/606.