@inproceedings{Hofmann10Pure,
  author = {Martin Hofmann and Aleksandr Karbyshev and Helmut Seidl},
  title = {What {I}s a {P}ure {F}unctional?},
  booktitle = {ICALP (2)},
  editor = {Samson Abramsky and Cyril Gavoille and Claude Kirchner and Friedhelm Meyer auf der Heide and Paul G. Spirakis},
  month = {July},
  year = 2010,
  pages = {199-210},
  series = {Lecture Notes in Computer Science},
  volume = {6199},
  publisher = {Springer},
  doi = {10.1007/978-3-642-14162-1_17},
}