%0 Journal Article %A Nekovář, Jan %T On the parity of ranks of Selmer groups. III. %J Documenta mathematica %D 2007 %P 243-274 %V 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/DOCMA_2007__12__a13/ %G en %F DOCMA_2007__12__a13