MANTOVANELI JÚNIOR, Oklinger; BRUNO HASKEL, Cleiton. . El Periplo Sustentable, [S.l.], n. 12, p. 149-183, jan. 2007. ISSN 1870-9036. Available at: <https://rperiplo.uaemex.mx/article/view/5062>. Date accessed: 09 nov. 2026.