Filho, Daniel, 		Oliveira, Elaine, 		Carvalho, Leandro, 		Pessoa, Marcela, 		Pereira, Filipe, AND 		Oliveira, David.
" A data-driven analysis to assess the impact of an online judge's gamification on student performance" <em>Proceedings of the Brazilian Symposium on Computers in Education (SBIE)</em> [Online], (24 November 2020)