Yefremtseva, Tatyana N., Valentina A. Kalney, Roman M. Arseniy, Sergey E. Shishov, and Elena E. Bukhteeva. “Quality Problems in Vocational Tourism Education”. Journal of Higher Education Theory and Practice 22, no. 4 (June 6, 2022). Accessed July 3, 2024. https://articlegateway.com/index.php/JHETP/article/view/5178.