1. Journal of Sound and Vibration;Mansour;Quenching of limit cycles of a van der Pol oscillator,1972
2. A. Tondl Monographs and Memoranda No. 20, National Research Institute for Machine Design, Běchovice (in print). On the interaction between self-excited and forced vibrations.
3. Czechoslovak Patent No. 165;Tondl;Suspension of conductors and cables suppressing self-excited vibrations,1973
4. Proceedings of the AICA Symposium on “Hybrid Computation in Dynamic Systems Design”;Fiala,1974
5. Monographs and Memoranda No. 9;Tondl,1970