DeOrsey, Philip, Michael Ferrara, Nathan Graber, Stephen G. Hartke, Luke L. Nelsen, Eric Sullivan, Sogol Jahanbekam, Bernard Lidický, Derrick Stolee, and Jennifer White. 2018. “On the Strong Chromatic Index of Sparse Graphs”. The Electronic Journal of Combinatorics 25 (3), P3.18. https://doi.org/10.37236/5390.