Davies, Alfie, and Vishal Yadav. “Invertibility in the Misère Multiverse”. The Electronic Journal of Combinatorics 32, no. 4 (October 3, 2025): #P4.10. Accessed April 19, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v32i4p10.