%0 Journal Article %A A.L. Edmonds %A J.H. Ewing %T Remarks on the Cobordism Group of Surface Diffeomorphisms. %J Mathematische Annalen %D 1982 %P 497-504 %V 259 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1982__259_163647/ %F MAN_1982__259_163647