- ↑ Time Almanac, page 724 by Editors of Time Magazine
- ↑ The New Review, page 208. Edited by Archibald Grove, William Ernest Henley
- M. Chahin, The Kingdom of Armenia (1987, reissued 1991)
- Vahan Kurkjian, Tigran the Great (1958)
- Ashkharbek Kalantar, Armenia: From the Stone Age to the Middle Ages, Civilisations du Proche Orient, Se´rie 1, Vol. 2, Recherches et Publications, Neuchâtel, Paris, 1994;ISBN 978-2-940032-01-3
- Ashkharbek Kalantar, The Mediaeval Inscriptions of Vanstan, Armenia, Civilisations du Proche-Orient: Series 2 - Philologie - CDPOP 2, Vol. 2, Recherches et Publications, Neuchâtel, Paris, 1999;ISBN 978-2-940032-11-2
- Ashkharbek Kalantar, Materials on Armenian and Urartian History (with a contribution by Mirjo Salvini), Civilisations du Proche-Orient: Series 4 - Hors Série - CPOHS 3, Neuchâtel, Paris, 2004;ISBN 978-2-940032-14-3