Vaganova, O. I., Bulaeva, M. N., Meteleva, L. A., Popkova, A. A. and Vezetiu, E. V. (2020) “Portfolio as an educational technology in the educational process of a university”, Amazonia Investiga, 9(25), pp. 356–361. Available at: https://amazoniainvestiga.info/index.php/amazonia/article/view/1080 (Accessed: 15 September 2025).