%0 Journal Article %A Gwen Fisher %A Blake Mellor %T On the Topology of Celtic Knot Designs %J Visual Mathematics %D 2005 %V 7 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VM_2005_7_1_a2/ %G en %F VM_2005_7_1_a2