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Age and growth of juveniles of junteiro shark Carcharhinus porosus in the coast of Maranhão, Brasil. Revista Brasileira de Biologia, 55(Supl.1), 25–32
Pesca Experimental de Tubarão com redes de emalhar no litoral Maranhense. São Luís – Maranhão.160p.
Length-weight relationship of the little guitarfish, Zapteryx brevirostris (Chondrichthyes: Rhinobatidae), from Itaipu inlet, Rio de Janeiro, Brazil. Copeia, 1987(3), 787–789