Published in Proceedings of the London Mathematical Society 107(3), pages 680-712.
Publisher: doi.org/10.1112/plms/pds091
Author manuscript, dated 24 April 2010: webspace.maths.qmul.ac.uk/r.a.wilson/pubs_files/SuzRee0.pdf
Cited passages: introduction, exceptional Chevalley-group automorphisms and characteristic restrictions; section 3.1, automorphism-group constructions; sections 4-5, orders, doubly transitive actions and simplicity.
Sporadic simple groups by Robert A. Wilson 2026-11-05
Author lecture notes, lecture 5 of Finite Simple Groups: webspace.maths.qmul.ac.uk/r.a.wilson/FSG/lect5.pdf