Rodionova, V. L., Yu. V. Nikitchenko, N. N. Tchoob, and V. V. Cherepanov. “Succinate-Dehydrogenase and Glucose-6-Phosphate Dehydrogenase Activities of Human Sperm at Low Temperature Preservation Stages”. Problems of Cryobiology and Cryomedicine 15, no. 2 (June 15, 2006): 207–211. Accessed May 5, 2024. http://journal.cryo.org.ua/index.php/probl-cryobiol-cryomed/article/view/634.