Aleksandra Gruszka, a PhD student of Professor Michael Malisoff, was one of five students selected as finalists for the Student Best Paper Award at the 2011 American Control Conference-ACC 2011, held in San Francisco, June 29 - July 1, 2011. For more information about this award, see the ACC-2011 website. An extended version of this paper has already been accepted for publication in the journal International Journal of Robust and Nonlinear Control.