Ana Carolina Tome´ Klock, Isabela Gasparini, and Marcelo Soares Pimenta. 2018.
 User-centered gamification: how to design, develop and evaluate it. In <em>Companion Proceedings of the 17th Brazilian Symposium on Human Factors in Computing Systems</em>, October 22, 2018, Belém, Brasil. SBC, Porto Alegre, Brasil. DOI: <a href="https://doi.org/10.5753/ihc.2018.4177">https://doi.org/10.5753/ihc.2018.4177</a>.