Copyright of the map: Jost Gippert, Frankfurt a/M, 1993-2003.
A previous version of the map was published in printed form in Georgi Andreevi─Ź Klimov, Einf├╝hrung in die kaukasische Sprachwissenschaft ("Introduction to Caucasian linguistics"), German version by Jost Gippert, Hamburg: Buske 1994, p. 404.