Ana Centeno and Cláudio Geyer. 1998.
 Penelope – Um Modelo de Escalonador Hierárquico para o Sistema PLoSys. In <em>Proceedings of the 10th Brazilian Symposium on Computer Architecture and High Performance Computing</em>, September 28, 1998, Búzios/RJ, Brasil. SBC, Porto Alegre, Brasil, 39-48. DOI: <a href="https://doi.org/10.5753/sbac-pad.1998.22662">https://doi.org/10.5753/sbac-pad.1998.22662</a>.