Oliver Skroch Klaus Turowski Improving service selection in component-based architectures with optimal stopping. 39-46 2007 conf/euromicro/2007 EUROMICRO-SEAA http://doi.ieeecomputersociety.org/10.1109/EUROMICRO.2007.34 db/conf/euromicro/euromicro2007.html#SkrochT07