Jörg Becker Patrick Delfmann Sebastian Herwig Lukasz Lis Armin Stein Formalizing Linguistic Conventions for Conceptual Models. 70-83 2009 ER http://dx.doi.org/10.1007/978-3-642-04840-1_8 conf/er/2009 db/conf/er/er2009.html#BeckerDHLS09