Julio Melo and Roy Jenevein. 1992.
 On new Classes of Multistage Interconnection Networks. In <em>Proceedings of the 4th Brazilian Symposium on Computer Architecture and High Performance Computing</em>, October 26, 1992, São Paulo/SP, Brasil. SBC, Porto Alegre, Brasil, 177-193. DOI: <a href="https://doi.org/10.5753/sbac-pad.1992.22710">https://doi.org/10.5753/sbac-pad.1992.22710</a>.