@InCollection{CKM09,
  author = {Mar\'{\i}a Victoria Cengarle and Alexander Knapp and
            Heribert M{\"u}hlberger},
  editor = {Kevin Lano},
  title = {{Interactions}},
  booktitle = {{UML 2 Semantics and Applications}},
  pages = "205--248",
  publisher = {John Wiley \& Sons},
  address = {Hoboken},
  year = 2009,
  url = {http://www3.interscience.wiley.com/cgi-bin/booktext/122654116/BOOKPDFSTART},
}