On a family of 2-variable orthogonal Krawtchouk polynomials. Grünbaum, F.Alberto; Rahman, Mizan — 2010 SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
A probablistic origin for a new class of bivariate polynomials. Hoare, Michael R.; Rahman, Mizan — 2008 SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]