%0 Journal Article %A D.W. Barnette %T Wv Paths on the Torus. %J Discrete & computational geometry %D 1990 %P 603-608 %V 5 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DCG_1990__5_2_131138/ %F DCG_1990__5_2_131138