Taylor 1865, p. 34. Taylor, J.G. (1865), "Travels in Kurdistan, with Notices of the Sources of the Eastern and Western Tigris, and Ancient Ruins in their Neighbourhood", Journal of the Royal Geographical Society, 35, London: 21–58, doi:10.2307/3698077, JSTOR3698077
Amedroz, Henry (1914). "An Embassy from Baghdad to the Emperor Basil II". The Journal of the Royal Asiatic Society of Great Britain and Ireland: 924. JSTOR25189237.
Taylor 1865, p. 34. Taylor, J.G. (1865), "Travels in Kurdistan, with Notices of the Sources of the Eastern and Western Tigris, and Ancient Ruins in their Neighbourhood", Journal of the Royal Geographical Society, 35, London: 21–58, doi:10.2307/3698077, JSTOR3698077