@article{Wahlster-etal2001-real,
  author	= {Wahlster, W. and Baus, J. and Kray, C. and Kr{\"u}ger, A.},
  year		= {2001},
  title		= {REAL: Ein ressourcenadaptierendes mobiles Navigationssystem},
  journal	= {Informatik - Forschung und Entwicklung},
  volume	= {16},
  number	= {4},
  pages		= {233--241}
}