@inproceedings{mb-qest04,
author = "M. Marzolla and S. Balsamo", 
title = "{UML-PSI}: The {UML Performance SImulator}", 
booktitle = "Proc. of the First International Conference on the Quantitative Evaluation of Systems (QEST 2004)", 
address = "Enschede, The Netherlands", 
month = sep # " 27--30", 
year =2004, 
pages = "340--341", 
publisher = "IEEE Computer Society"
}