@inproceedings {LGMC-02c, title = {Performance Engineering Based on UML and SPNs: A Software Performance Tool}, year = {2002}, month = {10}, pages = {405-409}, publisher = {CRC Press}, organization = {CRC Press}, author = {J.P. L{\'o}pez-Grao and Jos{\'e} Merseguer and J. Campos} }