W. R. Utz

THE EMBEDDING OF HOMEOMORPHISMS IN CONTINUOUS FLOWS

W. R. Utz, W. Utz, 1981 .

Asymptotic almost periodicity of solutions of a system of differential equations

Paul Waltman, W. R. Utz, 1967 .

Almost periodic geodesics on manifolds of hyperbolic type

W. R. Utz, 1951 .

Periodic Solutions of a Nonlinear Second Order Differential Equation

W. R. Utz, W. Utz, 1970 .