%A Fujita, Tetsuya Theodore
%T U.S. tornadoes : 70-year statistics
%I Satellite and Mesometeorology Research Project, Dept. of the Geophysical Sciences, University of Chicago
%D 1987
%S SMRP research paper
%V no. 218
%U https://ci.nii.ac.jp/ncid/BC13683527
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