On the date of Cauchy's contributions to the founding of the theory of groups by Peter Michael Neumann (1989)

Bulletin of the Australian Mathematical Society 40, 293–302. Primary historical research establishing the 1845 concentration of Cauchy's substitution work and explaining the misleading 1844 bibliographical dating. Publisher full text: www.cambridge.org/core/services/aop-cambridge-core/content/view/6801D1A609AA974ACB44B90C81533507/S000497270000438Xa.pdf/on-the-date-of-cauchys-contributions-to-the-founding-of-the-theory-of-groups.pdf .

Online source: doi.org/10.1017/S000497270000438X