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MCDONALD, James R. T. Theodore Fujita: His Contribution to Tornado Knowledge through Damage Documentation and the Fujita Scale. S. 63–72. Bulletin of the American Meteorological Society [online]. American Meteorological Society, 2001-01-01 [cit. 2019-04-13]. Roč. 82, čís. 1, s. 63–72. Dostupné online. ISSN0003-0007. DOI10.1175/1520-0477(2001)000<0063:TTFHCT>2.3.CO;2. (anglicky)
noaa.gov
spc.noaa.gov
The Enhanced Fujita Scale (EF Scale) [online]. NOAA / National Weather Service, Storm Prediction Center [cit. 2019-04-14]. Dostupné online. (anglicky)
MCDONALD, James R. T. Theodore Fujita: His Contribution to Tornado Knowledge through Damage Documentation and the Fujita Scale. S. 63–72. Bulletin of the American Meteorological Society [online]. American Meteorological Society, 2001-01-01 [cit. 2019-04-13]. Roč. 82, čís. 1, s. 63–72. Dostupné online. ISSN0003-0007. DOI10.1175/1520-0477(2001)000<0063:TTFHCT>2.3.CO;2. (anglicky)