L. Zien

An Upper Bound for the Singular Parameter in a Stable, Singularly Perturbed System☆

L. Zien, 1973 .

Plasma‐controlled deposition of GaAs and GaAsP by metalorganic chemical vapor deposition

R. Reif, L. Zien, A. Huelsman, 1988 .

Classification of Parameter Perturbations in Differential Systems

E. Jury, L. Zien, 1972 .