1. Ultraschall-Wechselverformung;Weiss;Aluminium,1972
2. Ultraschall-Wechselverformung;Weiss;Aluminium,1972
3. Ultraschall-Wechselverformung;Weiss;Aluminium,1973
4. Fatigue testing of metals at ultrasonic frequency;Kromp;Materialpruef,1973
5. Techniques and equipment for ultrasonic fatigue testing;Kromp,1973