"Republic of Kalmykia". Kommersant. 2004-03-10. Archived from the original on 2016-05-08. Retrieved 2007-04-06. "The Kalmyk Khanate reached its peak of power in the period of Ayuka Khan (1669-1724). Ayuka Khan fulfilled his responsibility to protect the southern borders of Russia and conducted many military expeditions against the Crimean Tatars, Ottoman Empire and Kuban Tatars. He also waged wars against the Kazakhs, subjugated the Mangyshlak Turkmens, and made multiple expeditions against the highlanders of the North Caucasus."
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"Republic of Kalmykia". Kommersant. 2004-03-10. Archived from the original on 2016-05-08. Retrieved 2007-04-06. "The Kalmyk Khanate reached its peak of power in the period of Ayuka Khan (1669-1724). Ayuka Khan fulfilled his responsibility to protect the southern borders of Russia and conducted many military expeditions against the Crimean Tatars, Ottoman Empire and Kuban Tatars. He also waged wars against the Kazakhs, subjugated the Mangyshlak Turkmens, and made multiple expeditions against the highlanders of the North Caucasus."
