In: 9th IEEE International Symposium on Applied Machine Intelligence and Informatics, SAMI 2011, 2011-01-27 - 2011-01-29, Smolenice, Amerikai Egyesült Államok.
In: Recent researches in system science. Proceedings of the 15th WSEAS international conference on systems, 2011-07-14 - 2011-07-16, Corfu, Görögország.
Stability boundary of impedance controlled robots: effect of stiffness, damping, friction and delay