ムーラッド・イスマイル
Ladder operators and differential equations for orthogonal polynomials. Journal of Physics A: Mathematical and General, 30(22), 7817.
Ismail, M. E., & Stanton, D. (1997). Classical orthogonal polynomials as moments. Canadian Journal of Mathematics, 49(3), 520-542.
Ismail, M. E., & Rahman, M. (1998). The q {\displaystyle q} -Laguerre Polynomials and Related Moment Problems. Journal of Mathematical Analysis and Applications, 218(1), 155-174.
Ismail, M., Rahman, M., & Stanton, D. (1999). Quadratic q {\displaystyle q} -exponentials and connection coefficient problems. Proceedings of the American Mathematical Society, 127(10), 2931-2941.