Barbaresco, Evelin M., Patricia E. Desideri, and Pedro L. Q. Pergher. “Involutions Whose Fixed Set Has Three or Four Components: A Small Codimension Phenomenon”. Mathematica Scandinavica 110, no. 2 (June 1, 2012): 223–234. Accessed July 24, 2026. https://journals.msp.org/mscand/article/view/492.