@book{Sokolovskaja-and-Nguyen-1987,
  address    = {Moscow},
  author     = {Sokolovskaja, N. K. and Nguyen, V. T.},
  publisher  = {Nauka},
  title      = {Jazyk Muong. Materialy sovetsko-vietnamskoj lingvisticheskoj èkspedicii 1979 goda},
  year       = {1987},
  iso_code   = {mtq},
  olac_field = {phonetics; general_linguistics; phonology; typology},
  wals_code  = {muo}
}