@article(sttt,
 author       = "A. Ghamarian and M. de Mol and A. Rensink and E. Zambon and M. Zimakova",
 year         = "2011",
 title        = "Modelling and analysis using {\sc groove}\xspace ",
 journal      = "International Journal on Software Tools for Technology Transfer (STTT).",
 doi          = "10.1007/s10009-011-0186-x",
)
@inproceedings(helloworldcase,
 author       = "Steffen Mazanek",
 year         = "2011",
 title        = "Hello World! An Instructive Case for the Transformation Tool Contest",
 editor       = "Pieter {Van Gorp} and Steffen Mazanek and Louis Rose",
 booktitle    = "{TTC} 2011: Fifth Transformation Tool Contest, Z\"urich, Switzerland, June 29-30 2011",
 publisher    = "{EPTCS}",
)
@misc(share,
 title        = "{SHARE} demo related to the paper: Saying Hello World with {GROOVE} - A Solution to the TTC 2011 Instructive Case",
 note         = "\url {http://is.ieis.tue.nl/staff/pvgorp/share/?page=ConfigureNewSession&vdi=XP-TUe_TTC11_groove-helloworld.vdi}",
)