Barnett, Janet Heine. “An Independent Theory of Permutations: Early Group Theory in the Work of A.-L. Cauchy”. Annals of the TRIUMPHS Society 1, no. 1 (July 15, 2025). Accessed August 25, 2026. https://ticket17180.pkpmisc01.publicknowledgeproject.org/index.php/triumphsannals/article/view/13989.