Narymbet, Gulnur, Zhanar Muldakhmetova, Nurbek Baimakhanov, and Aidarbek Amirbek. 2025. “Methods and Language of Official Business Communication in the Ulus of Jochi”. Bulletin of the Karaganda University History. Philosophy Series 12030 (4):113-21. https://doi.org/10.31489/2025hph4/113-121.