%0 Journal Article %A E. Woolgar %T Fastest curves and toroidal black holes %J Banach Center Publications %D 1997 %P 233-242 %V 41 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/-41-1-233-242/ %R 10.4064/-41-1-233-242 %G en %F 10_4064__41_1_233_242