POLOTOVICH, M. D. . and QAHHOROVICH, Q. S. . (2021) “Teaching specialty subject’s improvement methodology”, The journal of contemporary issues in business and government, 27(2), pp. 4074–4082. Available at: https://cibgp.com/au/index.php/1323-6903/article/view/1318 (Accessed: 5January2025).