Victoria Dihor, Anna Alekseeva, Olga Lomtatidze, and Anna Gizullina. “Complex Psychophysiological Assessment of the Emotional State of Football Fans: Dynamics in the Conditions of Self-Control, Criteria and Indicators”. Revista De Psicología Del Deporte (Journal of Sport Psychology), vol. 29, no. 2, Sept. 2020, pp. 213–219, https://rpd-online.com/index.php/rpd/article/view/4.