%0 Journal Article %A V. A. Kolyvagin %T Fermat's equation over the tower of cyclotomic fields %J Izvestiya. Mathematics %D 2001 %P 503-541 %V 65 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_2001_65_3_a4/ %G en %F IM2_2001_65_3_a4