Sergeeva, M. G., Stanchuliak, T. G., Borovikova, Y. V., Zhirkova, G. P., Budiltseva, M. B., Mamaeva, S. V., & Shmulskaya, L. S. (2019). Modern technologies of professional teaching in the system of life-long learning. Religación, 4(14), 107-115. Retrieved from https://revista.religacion.com/index.php/religacion/article/view/242