Cámara, M., Fàbrega, J., Fiol, M.A. and Garriga, E. 2009. Some Families of Orthogonal Polynomials of a Discrete Variable and their Applications to Graphs and Codes. The Electronic Journal of Combinatorics. 16, 1 (Jul. 2009), R83. DOI:https://doi.org/10.37236/172.