Reference: Morev and Moskalev 1979

Morev, Lev Nikolaevic & Alekseĭ Alekseevich Moskalev. 1979. The Lao language. Nauka.

@article{morev1979lao,
  author    = {Morev, Lev Nikolaevic and Moskalev, Alekseĭ Alekseevich},
  publisher = {Nauka},
  title     = {The Lao language},
  year      = {1979}
}