Laguerre-type Bell polynomials. Natalini, P.; Ricci, P.E. — 2006 International Journal of Mathematics and Mathematical Sciences
Operational identities for circular and hyperbolic functions and their generalizations. Cassisa, C.; Ricci, P.E.; Tavkhelidze, I. — 2003 Georgian Mathematical Journal
An iterative method for computing the eigenvalues of second kind Fredholm operators and applications. Natalini, P.; Noschese, S.; Ricci, P.E. — 1999 ETNA. Electronic Transactions on Numerical Analysis [electronic only]
Zeros' asymptotic distribution of polynomials orthogonal with respect to varying weights. He, M.X.; Natalini, P.; Ricci, P.E. — 1997 Memoirs on Differential Equations and Mathematical Physics