Richard Askey has written:
'Three notes on orthogonal polynomials' -- subject(s): Orthogonal polynomials
'Recurrence relations, continued fractions, and orthogonal polynomials' -- subject(s): Continued fractions, Distribution (Probability theory), Orthogonal polynomials
'Orthogonal polynomials and special functions' -- subject(s): Orthogonal polynomials, Special Functions