Doctoral thesis (2004) - J Han (author) , I.T. Young (promotor) , P. Jonker (copromotor) , Patrick Dewilde (copromotor) , P Hadley (copromotor) , H Corporaal (copromotor) , H Yun He (copromotor) , M Forshaw (copromotor) , L van Vliet (copromotor)