Ibrahim S, Talha NAH, Kim J, Jeon Y, Yu I.  Cryopreservation of Siberian tiger (<i>Panthera tigris altaica</i>) epididymal spermatozoa: pilot study of post-thaw sperm characteristics.  Journal of Animal Reproduction and Biotechnology 2022;37:130-135.  
https://doi.org/10.12750/JARB.37.2.130