@misc{5034,
  author = {Baldi, Sergio and Leger, Rudolf},
  title  = {Some diachronic observations on gender and number in Bole-Tangale languages. In Doris Löhr and Ari Awagana (eds.), Papers from the 5th Biennial International Colloquium on the Chadic Languages, Leipzig, June 10-14, 2009, 23-33. Cologne: Köppe.; Herrmann Jungraithmayr and Rudolf Leger. 2006. Loss, shift and growth in Southern Bole-Tangale languages: The interplay of internal and external factors in language development. In Caron, Bernard and Zima, Petr (eds.), Sprachbund in the West African Sahel, 79-89. Louvain: Peeters.},
  year   = {2011}
}