The three-state toric homogeneous Markov chain model has Markov degree two
P. Noren, Journal of Symbolic Computation 68/Part 2 (2015) 285–296.
LibreCat: https://research-explorer.ista.ac.at/record/1997
DOI: 10.1016/j.jsc.2014.09.014

Tverberg's Theorem and Graph Coloring
A. Engström, P. Noren, Discrete &; Computational Geometry 51 (2014) 207–220.
LibreCat: https://research-explorer.ista.ac.at/record/1911
DOI: 10.1007/s00454-013-9556-3