Anan’ina, A. E., A. A. Tsutsayeva, L. M. Balyberdina, L. V. Stepanyuk, and L. G. Chernyshenko. “Experience of Long-Term Storage of Industrial Microorganisms and Higher Fungi in Liquid Nitrogen”. Problems of Cryobiology and Cryomedicine 15, no. 3 (September 25, 2005): 290–291. Accessed April 18, 2024. http://cryo.org.ua/journal/index.php/probl-cryobiol-cryomed/article/view/1108.