Bolotin, Alexander, and Vladislav Bakayev. “Success Criteria of the Pedagogical Pattern of Physical Training on Self-Guide Basis With Individual Assignments Among Futsal Referees”. Journal of Human Sport and Exercise 12, no. 3 (September 26, 2017): 607–615. Accessed June 21, 2024. https://www.jhse.ua.es/article/view/2017-v12-n3-success-criteria-pedagogical-pattern-physical-traini.