Дмитриев, А.Н., Дятлов, В.Л., Меркулов, В.И.
591
National Weather Service. “Grand Rapids, MI: The April 3, 1956 Tornado Outbreak.” NOAA, May 20, 2010. http://www.crh.noaa.gov/grr/science/19560403/vriesland_trufant/eyewitness/
592
Blozy, Stephanie. “Can a Tornado Drive a Piece of Straw Into a Tree?” WeatherBug, July 2005. http://web.archive.org/web/20060523120043/ http://blog.weatherbug.com/Stephanie/index.php?/stephanie/comments/can_a_tornado_drive_a_piece- of_straw_into_a_tree
593
Там же
594
Cerveny, Randy.
595
Там же, стр. 33
596
Там же, стр. 35, 44
597
Там же, стр. 35
598
Там же, стр. 36-37
599
Washburn University/KTWU. Stories of the ’66 Topeka Tornado — Personal Topeka Tornado Stories. http://ktwu.washburn.edy/productions/tornado/stories.htm
600
San, Vee and Pean, Yoke. “Pictures of Things from the Sky.” Oracle ThinkQuest Education Foundation. http://library.thinkquest.org/C004978F/arrivals_pics.htm
601
Hannah, James. “Odd items populate museum exhibit.”
602
National Weather Service.
603
Alexandersson, Olof.
604
Там же, стр. 23