On the Construction of Multi-Dimensional Embedded Cubature Formulae. Ronald Cools; Ann Haegemans — 1987 Numerische Mathematik
An error expansion for cubature with an integrand with homogeneous boundary singularities. Ann Haegemans; Pierre Verlinden — 1993 Numerische Mathematik
Optimal Addition of Knots to Cubature Formulae for Planar Regions. Ronald Cools; Ann Haegemans — 1986 Numerische Mathematik
Algorithms. 41. FOURIER. Computation of Fourier-transform integrals Ann Haegemans; Robert Piessens — 1976 Aplikace matematiky