%0 Journal Article %A Cha, Jae Choon %A Powell, Mark %T Covering link calculus and the bipolar filtration of topologically slice links %J Geometry & topology %D 2014 %P 1539-1579 %V 18 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.2140/gt.2014.18.1539/ %R 10.2140/gt.2014.18.1539 %F GT_2014_18_3_a7