Axel Schild Magnus Egerstedt Jan Lunze Orbital Control for a Class of Planar Impulsive Hybrid Systems with Controllable Resets. 465-469 2009 HSCC http://dx.doi.org/10.1007/978-3-642-00602-9_36 conf/hybrid/2009 db/conf/hybrid/hscc2009.html#SchildEL09