Medeiros, T., 		Souza, C., 		Sousa, T., 		Gadelha, R., 		Silva, E., & 		Delfino Júnior, J.
(2011).
 IO Simulator: An Input and Output Device Simulator to Aid Teaching Operating Systems.
In <em>Proceedings of the 19th Workshop on Computing Education</em>, (pp. 1647-1655). Porto Alegre: SBC.