%0 Journal Article %A Chang, Jae-Ho %A Lee, Sang Youl %A Park, Chan-Young %T On the 2-Parallel Versions of Links %J Canadian mathematical bulletin %D 2000 %P 145-156 %V 43 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-2000-022-7/ %R 10.4153/CMB-2000-022-7 %F 10_4153_CMB_2000_022_7