@misc{Malcher2004,
  author    = {Andreas Malcher},
  title     = {On non-recursive trade-offs between finite-turn pushdown automata},
  booktitle = {Frankfurter Informatik-Berichte ; Nr. 04,2},
  issn      = {1616-9107},
  institution = {Informatik},
  series    = {Frankfurter Informatik-Berichte},
  number    = {04, 2},
  type      = {workingpaper},
  pages     = {9, IV S.},
  year        = {2004},
}