@article{Johnstone-1975,
  author     = {Johnstone, T. M.},
  journal    = {Afroasiatic Linguistics},
  pages      = {93-121},
  title      = {The modern South Arabian languages},
  volume     = {1},
  year       = {1975},
  iso_code   = {sqt},
  olac_field = {phonetics; general_linguistics; typology; phonology},
  wals_code  = {soq}
}