@article {1104,
	title = {Control approaches for robotic knee exoskeleton and their effects on human motion},
	journal = {Advanced Robotics},
	volume = {27},
	year = {2013},
	pages = {993-1002},
	author = {Petri{\v c}, T. and Gams, A. and Debevec, T. and {\v Z}lajpah, L. and Babi{\v c}, J.}
}
