Association schemes and quadratic transformations for orthogonal polynomials. - Laura M. Chihara; Dennis Stanton (Graphs Comb., 1986)

Askey-Wilson polynomials, kernel polynomials and association schemes. - Laura M. Chihara (Graphs Comb., 1993)

A matrix equation for association schemes. - Laura M. Chihara; Dennis Stanton (Graphs Comb., 1995)