Mahmutov, Zufar Aleksandrovich, Alfiya Galeevna Sagitova, and Elmira Rashitovna Ibragimova. 2015. “Russian and Tatar Languages in Official Internet-Resources”. International Review of Management and Marketing 5 (1S):154-59. https://www.econjournals.com/index.php/irmm/article/view/1635.