Ethnic Map of the Caucasus
Narody Kavkaza Vol. 1
Izd. Akademii Nauk SSSR
1960
Russian
Ethnic Map of the Caucasus
Narody Kavkaza, Vol 2.
Izd. Akademii Nauk SSSR
1962
Russian
Schematic Ethnographic Map of the Caucasus
A.F. Liaister and G.F. Chursin
Geografiia Zakavkaz'ia
Zakkniga
1929