V. Ketrish, Evgeniya, Tatiana V. Andryukhina, Natalya V. Tretyakovа, Irina E. Safronovich, and Ivan A. Papshev. 2018. “Features of Forming the Professional Competency of Would Be Teachers During Extracurricular Activity”. International Journal of Engineering & Technology 7 (2.13): 194-99. https://doi.org/10.14419/ijet.v7i2.13.11686.