%0 Journal Article %A Hildum, Alyson %T The minimum b2 problem for right-angled Artin groups %J Algebraic and Geometric Topology %D 2015 %P 1599-1641 %V 15 %N 3 %U http://geodesic.mathdoc.fr/articles/10.2140/agt.2015.15.1599/ %R 10.2140/agt.2015.15.1599 %F 10_2140_agt_2015_15_1599