%0 Journal Article %A Schliebner, Daniel %T On Lorentzian manifolds with highest first Betti number %J Annales de l'Institut Fourier %D 2015 %P 1423-1436 %V 65 %N 4 %I Association des Annales de l’institut Fourier %U http://www.numdam.org/articles/10.5802/aif.2962/ %R 10.5802/aif.2962 %G en %F AIF_2015__65_4_1423_0