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2. Sperm production rates;Amann,1970
3. Physiology of male reproduction;Amann;J. Anim. Sci. Suppl.,1983
4. Morfometria testicular e o túbulo seminífero da onça pintada (Panthera onca);Azevedo;Revista CERES,2006
5. Population of seminiferous epithelium, intrinsec yield of spermatogenesis and Sertoli cells index in adult lions (Panthera leo) raised in captivity;Barros,2004