G. Radde, Die Chews’uren und ihr Land, Cassel, 1878.
480
Lang, Lives and legends of Georgian Saints. P. 56.
481
Ibid. P. 36–37.
482
Ibid. P. 44–56.
483
Sirarpie Der Nersessian, The Armenians, London, 1969. P. 31–32; C. Toumanoff in Cambridge Medieval History, IV, pt. I “Byzantium and its neighbours”, Cambridge, 1966. P. 608.