E. Cárceres and J. Szwarcfiter.
" Cliques Maximais em Grafos Círculo", in <em>Proceedings of the 5th Brazilian Symposium on Computer Architecture and High Performance Computing</em>, Florianópolis/SC, 1993, pp. 398-411, doi: <a href="https://doi.org/10.5753/sbac-pad.1993.23047">https://doi.org/10.5753/sbac-pad.1993.23047</a>.