%0 Journal Article %A Patrick Gilmer %T Classical knot and link concordance. %J Commentarii mathematici Helvetici %D 1993 %P 1-19 %V 68 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMH_1993__68_2_140291/ %F CMH_1993__68_2_140291