Gaydarova, Lora, Elena Hristova, and Plamen Todorov. “Effect of the Cryopreservation Process on the CatSper Channels in Human Spermatozoa”. Proceedings of the Bulgarian Academy of Sciences 79, no. 7 (July 27, 2026): 881–888. Accessed August 8, 2026. https://www.proceedings.bas.bg/index.php/cr/article/view/1010.