Ofem, Ofem E., et al. “<i>Cyperus esculentus< I> (Tiger Nut) Improves Fertility and Testicular Histology in Male Sprague Dawley Rats”. Tropical Journal of Natural Product Research (TJNPR), vol. 7, no. 12, Dec. 2023, pp. 5670-6, https://tjnpr.org/index.php/home/article/view/3219.