(en) Country Reports on Human Rights Practices : Report Submitted to the Committee on Foreign Affairs, U.S. House of Representatives and Committee on Foreign Relations, U.S. Senate by the Department of State in Accordance with Sections 116(d) and 502B(b) of the Foreign Assistance Act of 1961…, U.S. Government Printing Office, (lire en ligne), p. 2573.
(es) Mariska Weijerman et Armando Ubeda, Los Arrecifes de los Cayos Perlas, Nicaragua, Proyecto para el Desarrollo Integral de la Pesca Artesanal en la Región Autónoma Atlantico Sur, Nicaragua (DIPAL II), (lire en ligne), p. 1.