Irina Simonenkova y Vladimir Sopov (2020) «Psychological Skills of Highly Qualified Football Players, Determining the Effectiveness of their Playing Activities», Revista de Psicología del Deporte (Journal of Sport Psychology), 29(2), pp. 171–175. Disponible en: https://mail.rpd-online.com/index.php/rpd/article/view/13 (Accedido: 28 noviembre 2024).