@article{JFAA_1994__1_2_59448,
     author = {A.J.E.M. Janssen},
     title = {Frequency-Domain {Bounds} for {Nonnegative,} {Unsharply} {Band-Limited} {Functions.}},
     journal = {The journal of Fourier analysis and applications},
     pages = {39--66},
     year = {1994},
     volume = {1},
     number = {2},
     zbl = {0835.42008},
     url = {http://geodesic.mathdoc.fr/item/JFAA_1994__1_2_59448/}
}