%0 Journal Article %A Vallarino, Maria %T Spaces $H^1$ and $BMO$ on $ax+b$ - groups. %J Collectanea mathematica %D 2009 %P 277-295 %V 60 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CLTM_2009_2009_1_a9/ %G en %F CLTM_2009_2009_1_a9