@book{bikbulatov1980a,
  address = {Ufa},
  author  = {Bikbulatov, N. V.},
  key     = {Bikbulatov (1980a)},
  title   = {Bashkirskij aul. Ocherk obshchestvennoj i kul'tumoj zhizni (Bashkir Aul: An Essay on Social and Cultural Life)},
  year    = {1980}
}