Voronovska L, Markova O, Fatych M, Kalimanova O, Stepanchuk O. Distance education in the education system of European Union countries. AmazInv [Internet]. 2023 Jul. 30 [cited 2025 Sep. 15];12(66):134-43. Available from: https://mail.amazoniainvestiga.info/index.php/amazonia/article/view/2425