Amanat, Abbas (1997-12-31). The Pivot of the Universe: Nasir Al-Din Shah Qajar and the Iranian Monarchy, 1831–1896. I.B. Tauris. էջեր 2–3. «In the 126 years between the fall of the Safavid state in 1722 and the accession of Nasir al-Din Shah, the Qajars evolved from a shepherd-warrior tribe with strongholds in northern Iran into a Persian dynasty.»
Bournoutian, George A. (1998 թ․ դեկտեմբերի 15). «Erevan». Encyclopædia Iranica. Արխիվացված է օրիգինալից 2012 թ․ հունվարի 16-ին. ««The Persian Khanate of Erevan» - «Due to centuries of warfare, by 1804 Erevan's population had been reduced to 6,000. It began to rise once again during the tenure of the last khan, and in 1827 it exceeded 20,000, with the Armenians forming barely twenty percent of the population. Following the Treaty of Torkamānčāy and the Armenian immigration from Persia and Turkey, the Armenian population rose to 40 percent of the total. The overall population, however, decreased to some 12,000, as the Persian forces and administration. emigrated. <…> Muslims (Persians, Turco-Mongols, Kurds) made up 80 percent of the population and were either sedentary, semi-sedentary, or nomadic. Christians (all Armenians) constituted the remaining 20 percent of the population and lived in Erevan or the villages. The Armenians dominated the various professions and trade in the area and were of great economic significance to the Persian administration.»»
Bournoutian, George A. (1998 թ․ դեկտեմբերի 15). «Erevan». Encyclopædia Iranica. Արխիվացված է օրիգինալից 2012 թ․ հունվարի 16-ին. ««The Persian Khanate of Erevan» - «Due to centuries of warfare, by 1804 Erevan's population had been reduced to 6,000. It began to rise once again during the tenure of the last khan, and in 1827 it exceeded 20,000, with the Armenians forming barely twenty percent of the population. Following the Treaty of Torkamānčāy and the Armenian immigration from Persia and Turkey, the Armenian population rose to 40 percent of the total. The overall population, however, decreased to some 12,000, as the Persian forces and administration. emigrated. <…> Muslims (Persians, Turco-Mongols, Kurds) made up 80 percent of the population and were either sedentary, semi-sedentary, or nomadic. Christians (all Armenians) constituted the remaining 20 percent of the population and lived in Erevan or the villages. The Armenians dominated the various professions and trade in the area and were of great economic significance to the Persian administration.»»