"Manual for ICAO Aeronautical Mobile Satellite (ROUTE) Service Part 2-IRIDIUM; DRAFT v4.0" (PDF).
Вспышка «Иридиума» Иридиум Спутниковый телефон Iridium satellites How the Iridium Network Works Manual for ICAO Aeronautical Mobile Satellite (ROUTE) Service Part 2-IRIDIUM; DRAFT v4.0 (неопр.)