Sipos, Erika, Sára Jeges, and Ákos Tóth. 2015. “Sport, Sense of Coherence and Self-Esteem Among 16 and 17-Year-Olds”. European Journal of Mental Health, June, 62-78. https://ejmh.semmelweis.hu/test/index.php/ejmh/article/view/126.