@article{CLTM_1969_1969_1_a8,
     author = {Leighton, Walter},
     title = {Generalized {Bessel-Fourier} {Functions.}},
     journal = {Collectanea mathematica},
     pages = {194-197},
     publisher = {mathdoc},
     volume = {20},
     number = {3},
     year = {1969},
     zbl = {0189.06401},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CLTM_1969_1969_1_a8/}
}