US Department of State International Boundary Study. Gives background of the dispute, relevant treaties, and details of boundary segments.

Belize government site gives background of issue, structure of National Advisory Commission, and official documents and speeches.

Organization of American States. Includes documents, press releases, and texts of speeches. Most available in English and Spanish.

Master's thesis by Janine Sylvestre examines historical relations between the two nations, as well as their current cultures and forms of governments, and suggests courses for the future.

Facilitates efforts to resolve territorial issues, including the OAS process and activities of non-governmental groups. Describes projects and indicators of success. [English/Spanish]