SOSA, Roberto Andrés. Index of Sphericity. Ciencia Veterinaria, [S. l.], v. 15, n. 1, p. 47–64, 2017. Disponível em: https://cerac.unlpam.edu.ar/ojs/index.php/veterinaria/article/view/1736. Acesso em: 4 nov. 2024.