@article{SIGMA_2018_14_a125,
     author = {Maurice Kenfack Nangho and Kerstin Jordaan},
     title = {Structure {Relations} of {Classical} {Orthogonal} {Polynomials} in the {Quadratic} and $q${-Quadratic} {Variable}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2018},
     volume = {14},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2018_14_a125/}
}