Arias, A., J. Rocha, H. W. Weiskel, L. Fidelix, C. De Haro, M. Cremer, M. Lázaro, and S. Siciliano. 2002. “Report of the Working Group on Legislation and Education”. Latin American Journal of Aquatic Mammals 1 (1):67-70. https://doi.org/10.5597/lajam00010.