Maddieson 1987

Maddieson, Ian. 1987. The Margi Vowel System and Labiocoronals. Studies in African Linguistics 18. 327–355.

@article{maddieson1987,
  author  = {Maddieson, Ian},
  journal = {Studies in African Linguistics},
  number  = {3},
  pages   = {327–355},
  title   = {The Margi Vowel System and Labiocoronals},
  volume  = {18},
  year    = {1987}
}