Svantesson, Jan-Olof. 1991. Hu - a language with unorthodox tonogenesis. London: School of Oriental and African Studies, University of London.
@misc{3434,
  author = {Svantesson, Jan-Olof},
  title  = {Hu - a language with unorthodox tonogenesis. London: School of Oriental and African Studies, University of London.},
  year   = {1991}
}