@article{HartmannZimmermann2004,
  author    = {Katharina Hartmann and Malte Zimmermann},
  title     = {Focus strategies in chadic},
  journal   = {Interdisciplinary studies on information structure : ISIS ; working papers of the SFB 632},
  series    = {the case of tangale revisited},
  number    = {1},
  pages     = {207 -- 243},
  year      = {2004},
}