Authors:

There is an abundance of ancient place names in the Ukraine and Poland, which derive from 'Khazar' or 'Zhid' (Jew).

Arthur Koestler (1976). “The thirteenth tribe: the Khazar empire and its heritage”, Random House Inc
There is an abundance of ancient place names in the Ukraine and Poland, which derive from 'Khazar' or 'Zhid' (Jew).