1. Basic Education Act 628/1998. https://www.finlex.fi/fi/laki/kaannokset/1998/en19980628.pdf , Accessed 14 June 2018
2. Occupational Safety and Health Act 738/2002. https://www.finlex.fi/fi/laki/kaannokset/2002/en20020738_20060053.pdf . Accessed 14 June 2018
3. Piispanen, M.: Good Learning Environment. Perceptions of Good Quality in Comprehensive School by Pupils, Parents and Teachers. Doctoral thesis in Pedagogics. English abstract. University of Jyväskylä, Kokkola University Consortium Chydenius (2008)
4. National Core Curriculum for Basic Education 2014. The Finnish National Board of Education. http://www.oph.fi/download/163777_perusopetuksen_opetussuunnitelman_perusteet_2014.pdf . Accessed 04 June 2018
5. Luopa, P., et al.: Nuorten hyvinvointi Suomessa 2000–2013. Kouluterveyskyselyn tulokset [The wellbeing of adolescents in Finland 2000–2013. The Results of the School Health Promotion study]. Report 25/2014. National Institute for Health and Welfare (THL), Helsinki (2014)