%0 Journal Article %A John R. Grant %A Jeffrey S. Marshall %T Inviscid interaction of vortex rings: approach to singularity? %J ESAIM. Proceedings %D 1999 %P 183-194 %V 7 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1051/proc:1999017/ %R 10.1051/proc:1999017 %G en %F EP_1999_7_a16