↑ 23,0 23,1 23,2 23,3 23,4 23,5 Atlantic Oceanographic and Meteorological Laboratory, Hurricane Research Division Frequently Asked Questions: How do tropical cyclones form?. National Oceanic and Atmospheric Administration. Тәүге сығанаҡтан архивланған 22 июнь 2012. 26 июль 2006 тикшерелгән.