Ivanii, Ihor V., Anton V. Vertel, Nataliia M. Zlenko, Vita H. Butenko, y Oksana S. Biler. «Competence and Professional Skills in Training Future Specialists in the Field of Physical Education and Sports». Propósitos y Representaciones 8, no. SPE2 (septiembre 1, 2020): e690. Accedido mayo 4, 2024. https://revistas.usil.edu.pe/index.php/pyr/article/view/690.