TY - JOUR AU - Udo Simon TI - Blaschke hypersurfaces with constant non-positive affine mean curvature JO - Colloquium Mathematicum PY - 2017 SP - 113 EP - 120 VL - 150 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm7155s-2-2017/ DO - 10.4064/cm7155s-2-2017 LA - en ID - 10_4064_cm7155s_2_2017 ER -