Y. Vladimirovna Kryucheva, I. Vasilevna Tolstoukhova, L. Ilinichna Iakobiuk, and M. Vladimirovna Vinogradova, “Revisiting Student Self-Improvement”, IJET, vol. 7, no. 4.38, pp. 292–295, Dec. 2018, doi: 10.14419/ijet.v7i4.38.24487.