@article{Zimmermann2011,
  author    = {Malte Zimmermann},
  title     = {The grammatical expression of focus in West Chadic variation and uniformity in and across languages},
  journal   = {Linguistics : an interdisciplinary journal of the language sciences},
  volume    = {49},
  number    = {5},
  pages     = {1163 -- 1213},
  doi       = {10.1515/LING.2011.032},
  year      = {2011},
}