@article{SIGMA_2006_2_a33,
     author = {Valentyna A. Groza and Ivan I. Kachuryk},
     title = {On {Orthogonality} {Relations} for {Dual} {Discrete} $q${-Ultraspherical} {Polynomials}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2006},
     volume = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2006_2_a33/}
}