1. Baya’a, N., & Daher, W., (2009). Student perceptions of mathematics learning using mobile phones. Teaching Mathematics and Its Applications. In L. Ricci & V. Boccardi (Eds.). Proceedings of the International Conference on Mobile and Computer Aided Learning (IMCL), 22-24 April (pp.1-9).
2. Bokhove, C., & Drijvers, P. (2010). Digital tools for algebra education: Criteria and evaluation. International Journal of Computers for Mathematical Learning, 15(1), 45-62. https://doi.org/10.1007/s10758-010-9162-x
3. Bokhove, C., & Drijvers, P. (2011). Effects of feedback conditions for an online algebra tool. In M. Joubert, A. Clark-Wilson, & M. McCabe (Eds.). Proceedings of the Tenth International Conference for Technology in Mathematics Teaching (ICTM) (pp. 81-86).
4. Bull, P. H., & McCormick, C. (2011). Mobile learning: Enhancing a pre-algebra course at a communitycollege with text messaging. International Journal of Instructional Technology and Distance Learning, 8(1), 25-36.
5. Butler, A. C., & Roediger, H. L. (2007). Testing improves long-term retention in a simulated classroom setting. European Journal of Cognitive Psychology, 19(4-5), 514-527. https://doi.org/10.1080/09541440701326097