@ARTICLE{Klamka_J._On_2017, author={Klamka, J. and Wyrwał, J. and Zawiski, R.}, volume={65}, number={No 3}, journal={Bulletin of the Polish Academy of Sciences Technical Sciences}, pages={279-295}, howpublished={online}, year={2017}, title={On controllability of second order dynamical systems – a survey}, URL={http://sd.czasopisma.pan.pl/Content/105720/PDF/10.1515bpasts-2017-0032.pdf}, doi={10.1515/bpasts-2017-0032}, }