%0 Journal Article %A Nikolov, Nikolay %A Segal, Dan %T Finite index subgroups in profinite groups %J Comptes Rendus. Mathématique %D 2003 %P 303-308 %V 337 %N 5 %I Elsevier %U http://www.numdam.org/articles/10.1016/S1631-073X(03)00349-2/ %R 10.1016/S1631-073X(03)00349-2 %G en %F CRMATH_2003__337_5_303_0