Reference: Hyman 2001

Hyman, Larry M. 2001. Privative tone in Bantu. Cross-linguistic studies of tonal phenomena. 237–257.

@article{hyman2001privative,
  author  = {Hyman, Larry M},
  journal = {Cross-linguistic studies of tonal phenomena},
  pages   = {237–257},
  title   = {Privative tone in Bantu},
  year    = {2001}
}