Characterisation of finitely generated soluble finite-by-nilpotent groups Ali Boukaroura (2004) Rendiconti del Seminario Matematico della Università di Padova
Classification of pro- p subgroups of SL 2 over a p -adic ring, where p is an odd prime Richard Pink (1993) Compositio Mathematica
Connected transversals to subnormal subgroups Tomáš Kepka, Jon D. Phillips (1997) Commentationes Mathematicae Universitatis Carolinae Subnormal subgroups possessing connected transversals are briefly discussed.