Analysis of information sources in references of the Wikipedia article "Karluks" in English language version.
{{cite book}}: |website= ignored (help)An agreement was reached at this point with the Karakhanid Ilig Nasr b. Ali making the Oxus the boundary between the two empires [the Karakhanids and the Ghaznavids], for the shrunken Samanid amirate came to an inglorious end when the Ilig occupied Bukhara definitively in 999
The conversion of the Karluk Turks by the Church of the East in the eighth century marked an important moment of self-determination for Christians living in early medieval Central Asia: never before had Christianity enjoyed the official backing of such a significant power in the region as the Karluks, who established their kingdom in Zhetysu, the "Land of the Seven Rivers" beneath Lake Balkhash. The Karluks most likely converted to Christianity about fifteen years after they conquered Zhetysu from the Türgesh Khaganate, bridging the identity of the new Karluk state to a religion that had rarely, if ever, been formally associated with the rulers who controlled Central Asia.
Over time, these peoples were divided into numerous clans, [and indeed] in every era [new] subdivisions arose from each division, and each for a specific reason and occasion received its name and nickname, like the Oghuz, who are now generally called the Turkmens [Turkman], they are also divided into Kipchaks, Kalach, Kangly, Karluk and other tribes related to them...