@article{HartmannZimmermann2009,
  author    = {Katharina Hartmann and Malte Zimmermann},
  title     = {Morphological focus marking in G{\`u}r{\`u}nt{\`u}m (West Chadic)},
  doi       = {10.1016/j.lingua.2009.02.002},
  url       = {http://www.sciencedirect.com/science/journal/00243841},
  year      = {2009},
}