1. World Health Organization2010Global recommendations on physical activity for healthhttp://apps.who.int/iris/bitstream/10665/44399/1/9789241599979_eng.pdf
2. The Public Health AgencyFolkhälsomyndigheten2018-04-13Skolbarns hälsovanor i Sverige 2013/14 [School children´s health habits in Sweden 2013/14] https://www.folkhalsomyndigheten.se/publicerat-material/publikationsarkiv/s/skolbarns-halsovanor-i-sverige-201314/
3. Child and adolescent obesity: part of a bigger picture
4. Cycling to School and Cardiovascular Risk Factors: A Longitudinal Study
5. Longitudinal Changes in Active Transportation to School in Canadian Youth Aged 6 Through 16 Years