@article{Gasper:1981:OCW,
author = {Gasper, George},
title = {Orthogonality of certain functions with respect to complex
valued weights},
journal = {Canad. J. Math.},
fjournal = {Canadian Journal of Mathematics. Journal Canadien de
Math\'ematiques},
volume = {33},
year = {1981},
number = {5},
pages = {1261–1270},
issn = {0008-414X},
coden = {CJMAAB},
mrclass = {33A65 (33A45 42C30)},
mrnumber = {MR0638380 (83a:33014)},
mrreviewer = {Mourad E. H. Ismail},
zblno = {0428.42010}}