1. TeleGeography (www.TeleGeoGraphy.com)https://www.submarinecablemap.com/
2. Submarine Cables: Critical Infrastructure for Global Communications, 2019. Information Technology and Innovation Foundationhttp://www2.itif.org/2019-submarine-cables.pdf?_ga=2.177730981.1278196575.1562747097-235095554.1562747097
3. Convention of the Protection of Submarine Telegraph Cables, 1884https://cil.nus.edu.sg/wp-content/uploads/formidable/18/1884-Convention-for-the-Protection-of-Submarine-Telegraph-Cables.pdf
4. United Nations, Office of Legal Affairs, Audiovisual Library of International Lawhttp://legal.un.org/avl/ha/gclos/gclos.html