Nayak, S.K., Krishna, G. and Lakra, W.S. (2011) “Cryopreservation and fertility trials of Clarias batrachus spermatozoa”, The Indian Journal of Animal Sciences, 76(7). Available at: https://epubs.icar.org.in/index.php/IJAnS/article/view/4063 (Accessed: 23 October 2025).