Can, Mahir Bilen, Yonah Cherniavsky, and Tim Twelbeck. “Bruhat Order on Partial Fixed Point Free Involutions”. The Electronic Journal of Combinatorics 21, no. 4 (November 13, 2014): #P4.34. Accessed May 30, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v21i4p34.