Analytical and Stochastic Modeling Techniques and Applications : 16th International Conference, ASMTA 2009, Madrid, Spain, June 9-12, 2009, Proceedings - Al-Begain, Khalid (Herausgeber); Fiems, Dieter (Herausgeber); Horváth, Gábor (Herausgeber) (Programming and Software Engineering, 2009)