Lavrik, O. A., B. T. Stegniy, V. S. Bilokin, and G. V. Trifonova. 2005. “Way to Purify the Bovine Blood Serum from γ-Globulin and Its Use in Cell Culture Biotechnology”. Problems of Cryobiology and Cryomedicine 15 (3):538. https://cryo.org.ua/journal/index.php/probl-cryobiol-cryomed/article/view/1187.