@article{10_4153_CMB_1996_031_x,
     author = {Szwarc, Ryszard},
     title = {Nonnegative {Linearization} and {Quadratic} {Transformation} of {Askey-Wilson} {Polynomials}},
     journal = {Canadian mathematical bulletin},
     pages = {241--249},
     year = {1996},
     volume = {39},
     number = {2},
     doi = {10.4153/CMB-1996-031-x},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1996-031-x/}
}