Nogueira Neto, A., 		Silva, A., & 		Bittencourt, I.
(2015).
 An analysis of the impact of using gamification techniques as a teaching strategy on student learning.
In <em>Proceedings of the 26th Brazilian Symposium on Computers in Education</em>, (pp. 667-676). Porto Alegre: SBC.
doi:10.5753/cbie.sbie.2015.667