Lyudmila N. Bakhtiyarova, Alexander V. Ponachugin, E. K. S. E. P. K. K. R. K., y T. I. Kanyanina. «Implementation of the Competence Approach With the Help of Network Project Activities». Opción, Vol. 35, 1, pp. 565-90, https://www.produccioncientificaluz.org/index.php/opcion/article/view/27471.