34
Pencavel, J. (2014). «The Productivity of Working Hours», Institute for the Study of Labor.
35
Brandhof, J. W. (2007). Gebruik je hersens. BrainWare.
36
Rock, D. (2009). Your Brain at Work: Strategies for Overcoming Distraction, Regaining Focus, and Working Smarter All Day Long. Harper Business.
37
Bahrick, H. P., Bahrick, L. E., Bahrick, A. S. & Bahrick, P. E. (1993). «Maintenance of Foreign Language Vocabulary and the Spacing Effect», Psychological Science, vol. 4, no. 5 (pp. 316–321).
38
Delaney, P. F., Verkoeijen P. P. & Spirgel, A. (2010). «Spacing and testing effects: a deeply critical, lengthy and at times discursive review of the literature», Psychology of learning and motivation, 53 (pp. 63–147).
39
Cepeda, N. J., Pashler, H., Vul, E., Wixted J. T. & Rohrer D. (2006). «Distributed practice in verbal recall tasks; A review and quantitative synthesis», Psychological Bulletin, 132 (pp. 354–380).
40
Rawson, K. A. & Kintsch, W. (2005). «Rereading Effects Depend on Time of Test», Journal of Educational Psychology, 97 (pp. 70–80).
41
Rawson, K. A. & Kintsch, W. (2005). «Rereading Effects Depend on Time of Test», Journal of Educational Psychology, 97 (pp. 70–80).
42
Rawson, K. A. & Kintsch, W. (2005). «Rereading Effects Depend on Time of Test», Journal of Educational Psychology, 97 (pp. 70–80).
43
Tigchelaar, M. S. (2015). Haal meer uit je hersenen. Bert Bakker.