1. Be Smart Online: NPO Estonian Union for Child Welfare (2012). http://www.targaltinternetis.ee/en/projektist/
2. Bowtie model: Introduction to Bowtie model, Civil Aviation Authority (2009). http://www.caa.co.uk/default.aspx?catid=2786&pagetype=90
3. Conceptual framework for increasing society’s commitment in ICT: approaches in general and higher education for motivating ICT-related career choices and improving competences for applying and developing ICT, Tartu University (2015). https://sisu.ut.ee/ikt/
4. Concerns-Based Adoption Model: American Institutes for Research (SEDL) (2006). http://www.sedl.org/cbam/
5. Connected with mobile safety: Look@World Foundation (2013). http://www.nutikaitse.ee/nutikaitse-2017-projektist/