1. Faculty of Sport, University of Ljubljana, 1000 Ljubljana, Slovenia
2. Faculty of Sport Sciences and Physical Education, University of Coimbra, 3040-248 Coimbra, Portugal
3. Research Center for Sport and Physical Activity (CIDAF), 3040-248 Coimbra, Portugal
4. Portuguese Association for Developmental Disorders and Autism of Coimbra (APPDA Coimbra), Hospital Pediátrico de Coimbra, Av. Afonso Romão, 3000-602 Coimbra, Portugal
5. School of Advanced Social Studies Nova Gorica, Gregorčičeva Ulica 19, 5000 Nova Gorica, Slovenia
6. Special Olympics Hungary, H-1146 Budapest, Hungary
7. Quality Assurance and Accreditation Office, Hungarian University of Sports Science, H-1123 Budapest, Hungary
8. Special Olympics Slovenia, Samova 9, 1000 Ljubljana, Slovenia