W. Eckhaus

The Galerkin-averaging method for nonlinear, undamped continuous systems

Ferdinand Verhulst, A. C. J. Stroucken, W. Eckhaus, 1987 .

Asymptotic solutions of singular perturbation problems for linear differential equations of elliptic type

E. M. de Jager, W. Eckhaus, E. M. D. Jager, 1966 .

Non-linear wave-number interaction in near-critical two-dimensional flows

Lee A. Segel, L. Segel, W. Eckhaus, 1971, Journal of Fluid Mechanics.

Asymptotic analysis on large timescales for singular perturbations of hyperbolic type

M. Garbey, W. Eckhaus, 1990 .

On a Galerkin-averaging method for weakly non-linear wave equations

W. Eckhaus, M. S. Krol, 1989 .

A Singularly Perturbed Free Boundary Problem Describing a Laser Sustained Plasma

Aart van Harten, W. Eckhaus, Zbigniew Peradzynski, 1985 .