Lívia Medeiros, Fabiano Oliveira, and Jayme Szwarcfiter. 2021.
 Algorithmic upper bound on the interval count. In <em>Proceedings of the 6th Theory of Computation Meeting</em>, July 18, 2021, Evento Online, Brasil. SBC, Porto Alegre, Brasil, 5-8. DOI: <a href="https://doi.org/10.5753/etc.2021.16367">https://doi.org/10.5753/etc.2021.16367</a>.