Teixeira, M. C.; Villarroel, A. B.; Pereira, E. S.; Oliveira, S. M. P. de; Albuquerque, Ítalo A.; Mizubuti, I. Y. Growth Curve of Lambs from Three Systems of Production in Northeastern Brazil. Semina: Ciênc. Agrár. 2012, 33, 2011-2018.