@article{SoSyM2004,
  author    = {Valeria Vittorini and
               Mauro Iacono and
               Nicola Mazzocca and
               Giuliana Franceschinis},
  title     = {{The OsMoSys approach to multi-formalism modeling of systems}},
  journal   = {Software and System Modeling},
  volume    = {3},
  number    = {1},
  year      = {2004},
  pages     = {68-81}
}<br/>