ŠARKAUSKIENĖ, A.; DERKINTIENĖ, S.; PAPLAUSKAS, Šarūnas. Non-Formal Physical Education of Children: Increase Factor of Physical Activity and Physical Fitness. Baltic Journal of Sport and Health Sciences, [S. l.], v. 3, n. 102, 2016. DOI: 10.33607/bjshs.v3i102.64. Disponível em: https://journals.lsu.lt/baltic-journal-of-sport-health/article/view/64. Acesso em: 18 may. 2022.