%0 Journal Article %A Hans U. Boden %A Robin Gaudreau %A Eric Harper %A Andrew J. Nicas %A Lindsay White %T Virtual knot groups and almost classical knots %J Fundamenta Mathematicae %D 2017 %P 101-142 %V 238 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm80-9-2016/ %R 10.4064/fm80-9-2016 %G en %F 10_4064_fm80_9_2016