%0 Journal Article %A Gay, David T %A Kirby, Robion %T Constructing symplectic forms on 4–manifolds which vanish on circles %J Geometry & topology %D 2004 %P 743-777 %V 8 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.2140/gt.2004.8.743/ %R 10.2140/gt.2004.8.743 %F GT_2004_8_2_a8