Atygayev Н. А. . “«Orbulak battle»: Myths and Facts”. Bulletin of L.N. Gumilyov Eurasian National University. Historical Sciences. Philosophy. Religious Studies Series., vol. 141, no. 4, Dec. 2022, pp. 22-36, doi:10.32523/2616-7255-2022-141-4-22-36.