@Article{Egg_et_al:2001,
      AUTHOR = {Egg, Markus and Koller, Alexander and Niehren, Joachim},
      TITLE = {The Constraint Language for Lambda Structures},
      YEAR = {2001},
      JOURNAL = {Journal of Logic, Language, and Information},
      VOLUME = {10},
      NUMBER = {4},
      PAGES = {457-485},
      URL = {https://www.coli.uni-saarland.de/~koller/papers/clls.ps.gz},
      ANNOTE = {COLIURL : Egg:2001:CLL.pdf Egg:2001:CLL.ps}
}