An Error Estimate for Gauss-Jacobi Quadrature Formula with the Hermite Weight W(x)=exp(-x2) Radwan Al-Jarrah — 1983 Publications de l'Institut Mathématique
Lagrange interpolation and entire functions Radwan Al-Jarrah; Kamel Al-Khaled — 1990 Revista colombiana de matematicas
On the rate of convergence of Hermite-Fejér polynomials to functions of bounded variation on the zeros of certain Jacobi polynomials Radwan Al-Jarrah; Abedallah Rababah — 1990 Revista colombiana de matematicas