Palomino, P., 		Toda, A., 		Oliveira, W., 		Rodrigues, L., 		Cristea, A., & 		Isotani, S.
2019 Nov 11.  Exploring Content Game Elements to Support Gamification Design in Educational Systems: Narrative and Storytelling. Proceedings of the Brazilian Symposium on Computers in Education (SBIE). [Online] :