Reference: Hengeveld and Fischer 2018

Hengeveld, Kees & Rafael Fischer. 2018. A’ingae (Cofán/Kofán) Operators. Open Linguistics 4(1). 328–355.

https://doi.org/10.1515/opli-2018-0018

@article{hengeveld2018aingae,
  author  = {Kees Hengeveld and Rafael Fischer},
  journal = {Open Linguistics},
  number  = {1},
  pages   = {328–355},
  title   = {A’ingae (Cofán/Kofán) Operators},
  url     = {https://doi.org/10.1515/opli-2018-0018},
  volume  = {4},
  year    = {2018}
}