Meijon, I., 		Amorim, A., 		Ribeiro, A., 		Pestana, M., & 		Vieira, V.
(2023).
 A Study on Applying Gamification Techniques to a Crowdsourcing App for Micro-tasks.
In <em>Proceedings of the 18th Brazilian Symposium on Collaborative Systems</em>, (pp. 57-71). Porto Alegre: SBC.
doi:10.5753/sbsc.2023.229082