Cruz-Tamayo, A., R. González-Garduño, G. Torres-Hernández, C. M. Becerril-Pérez, O. Hernández-Mendo, J. E. Ramírez-Bribiesca, M. E. López-Arellano, J. J. Vargas-Magaña, and N. F. Ojeda-Robertos. “Comparison of Two Phenotypical Methods to Segregate Resistant and Susceptible Lambs to Parasitic Nematodes”. Austral Journal of Veterinary Sciences, vol. 52, no. 1, Jan. 2020, pp. 9-18, doi:10.4067/S0719-81322020000100103.