Bukhteeva, E., O. Zimovina, S. Shishov, R. Rabadanova, and I. Polozhentseva. “Practical and Theoretical Grounds of a Student’s Autonomous Learning Activities in Professional Education”. Amazonia Investiga, Vol. 8, no. 20, June 2019, pp. 575-81, https://amazoniainvestiga.info/index.php/amazonia/article/view/184.