Necklace bisection with one cut less than needed. Simonyi, Gábor (2008) The Electronic Journal of Combinatorics [electronic only]
Noncrossing partitions, clusters and the Coxeter plane. Reading, Nathan (2010) Séminaire Lotharingien de Combinatoire [electronic only]
Note on a Conjecture of Sierksma. A. Vucic, R.T. Zivaljevic (1993) Discrete & computational geometry