%0 Journal Article %A Litherland, R. A. %T The Homology of Abelian Covers of Knotted Graphs %J Canadian journal of mathematics %D 1999 %P 1035-1072 %V 51 %N 5 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1999-046-7/ %R 10.4153/CJM-1999-046-7 %F 10_4153_CJM_1999_046_7