Hoff, Berend J. 1986

Hoff, Berend J. 1986. Evidentiality in carib Particles, affixes, and a variant of Wackernagel's law. Lingua 69. 49–103.

http://www.sciencedirect.com/science/article/pii/0024384186900781

@article{hoffevidentiality1986,
  author  = {Hoff, Berend J.},
  journal = {Lingua},
  number  = {1–2},
  pages   = {49–103},
  title   = {Evidentiality in carib Particles, affixes, and a variant of Wackernagel's law},
  url     = {http://www.sciencedirect.com/science/article/pii/0024384186900781},
  volume  = {69},
  year    = {1986}
}