Cruz, C. da et al. 2005. Structural and ultrastructural characteristics of the spermatogenesis of the grey armored catfish Liposarcus anisitsi (Holmberg, 1893) (Teleostei, Siluriformes). Brazilian Journal of Veterinary Research and Animal Science. 42, 1 (Feb. 2005), 37–44. DOI:https://doi.org/10.11606/issn.1678-4456.bjvras.2005.26452.