1. On Bol loops of exponent 2;Aschbacher;J. Algebra,2005
2. Self-invariant 1-factorizations of complete graphs and finite Bol loops of exponent 2;Baumeister;Beitr. Algebra Geom.,2010
3. Gewebe und Gruppen;Bol;Math. Ann.,1937
4. A Survey of Binary Systems;Bruck,1958
5. Finite Bol loops;Burn;Math. Proc. Cambridge Philos. Soc.,1978