%0 Journal Article %A Peter B. Shalen %A Marc Culler %T Hyperbolic volume and mod p homology. %J Commentarii mathematici Helvetici %D 1993 %P 494-510 %V 68 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMH_1993__68_2_140314/ %F CMH_1993__68_2_140314