1. Recommendations for physical activity in early childhood 2016,2016
2. Make your move—sit less, be active for life! Australia's physical activity and sedentary behavior guidelines for 5–12 years,2014
3. Istu vähemmän—voi paremmin! Kansalliset suositukset istumisen vähentämiseen. Sosiaali- ja terveysministeriön esitteitä 2015. Retrieved from http://urn.fi/URN:ISBN:978-952-00-3726-0. 2015.
4. Physical activity guidelines advisory committee report, 2008,2008
5. Moderators of the Relationship Between Physical Activity Enjoyment and Physical Activity in Children;T Remmers;J Phys Act Health,2015