1. Handbook of Mathematical Functions;Abramowitz,1965
2. Fonctions hypergéométriques et hypersphériques––Polynomes d’Hermite;Appell,1926
3. The fourth-order differential equation satisfied by the associated orthogonal polynomials;Belmehdi;Rend. Math. Appl.,1991
4. Monomiality principle and Legendre polynomials;Cesarano,2001
5. An Introduction to Orthogonal Polynomials;Chihara,1978