1. WHO: Adolescent pregnancy fact sheet. Adolesc. Pregnancy Fact Sheet. (2012). https://doi.org/ http://www.who.int/mediacentre/factsheets/fs364/en/
2. : Reducing repeat pregnancies in adolescence: applying realist principles as part of a mixed-methods systematic review to explore what works, for whom, how and under what circumstances.;J.M. Charles;BMC Pregnancy Childbirth.,2016
3. Adolescents’ Pregnancy Intentions, Wantedness, and Regret: Cross-Lagged Relations With Mental Health and Harsh Parenting Patricia.;P.L. East,2013
4. Csikszentmihalyi, M.: Adolescence, https://www.britannica.com/science/adolescence, (2020).