1. A study of educational simulations – part I: Engagement and learning.;W. K.Adams;Journal of Interactive Learning Research,2008
2. The role of subject-matter knowledge and interest in the processing of linear and nonlinear texts.;P. A.Alexander;Review of Educational Research,1994
3. Acquisition of cognitive skill.
4. Baacke, D. (1997). Medienpädagogik [Media pedagogy]. Tübingen, Germany: Niemeyer.
5. Bauer, J., Rehrl, M., & Harteis, C. (2007). Measurement of learning culture: A motivational approach. In H. Gruber & T. Palonen (Eds.), Learning in the workplace – new developments (pp. 21-50). Turku, Finland: FERA.