R. Nabergoj, A. Tondl, H. Ecker:
"Additional Contribution to the Problem of Self-Excited Systems having Several Unstable Vibration Modes";
Engineering Mechanics, 14 (2007), 1/2; S. 117 - 128.
Projektleitung Horst Ecker:
Schwingungsunterdrückung durch Parametererregung