Duality of $q$-polynomials, orthogonal on countable sets of points. Atakishiyev, N.M.; Klimyk, U. — 2006 ETNA. Electronic Transactions on Numerical Analysis [electronic only]

Factorization of the hypergeometric-type difference equation on the uniform lattice. Álvarez-Nodarse, R.; Atakishiyev, N.M.; Costas-Santos, R.S. — 2007 ETNA. Electronic Transactions on Numerical Analysis [electronic only]