Vahldick, A., & 		Pereira, G.
(2019).
 Guiding students to solve programming exercises through the verification of their objectives during program execution.
In <em>Proceedings of the 30th Brazilian Symposium on Computers in Education</em>, (pp. 71-80). Porto Alegre: SBC.
doi:10.5753/cbie.sbie.2019.71