1. Zur Modellierung der höherfrequenten Radsatz/Gleisdynamik;Bogacz,1994
2. Introduction to Perturbation Methods;Holmes,1995
3. Wheel-rail contact noise: impact, random, corrugation, tonal;Kalker,1994
4. Three-Dimensional Elastic Bodies in Rolling Contact;Kalker,1990
5. Perturbation Methods in Applied Mathematics;Kevorkian,1981