Homotopy Lie algebra of classifying spaces for hyperbolic coformal 2-cones
J.-B. Gatsinzi
In this paper, we show that the rational homotopy Lie algebra of
classifying spaces for certain types of hyperbolic coformal
$2$-cones is not nilpotent.
Homology, Homotopy and Applications, Vol. 6(2004), No. 1, pp. 167-173