Reference: Kolesnikova and Konstantinova 1968

Kolesnikova, V.D. & O.A. Konstantinova. 1968. Negidal'skij jazyk (Negidal language). In P.J. Skorik and others (eds.), Jazyki narodov SSSR, volume 5: Mongol'skie, tunguso-man'chzhurskie i paleoaziaskie jazyki, 109–128. Leningrad: Nauka.

@incollection{kolesnikova1968negidalskij,
  address   = {Leningrad},
  author    = {Kolesnikova, V.D. and O.A. Konstantinova},
  booktitle = {Jazyki narodov SSSR, volume 5: Mongol'skie, tunguso-man'chzhurskie i paleoaziaskie jazyki},
  editor    = {P.J. Skorik and others},
  pages     = {109–128},
  publisher = {Nauka},
  title     = {Negidal'skij jazyk (Negidal language)},
  year      = {1968}
}