\bib{1991/bailey} \yr 1991 \mr 92f:65162 \by David H. Bailey \by Paul N. Swarztrauber \paper The fractional Fourier transform and applications \jour SIAM Review \issn 1095--7200 \vol 33 \pages 389--404 \url http://www.scd.ucar.edu/css/staff/pauls/papers/FFFT/FFFT.html \endref