TY - JOUR AU - Z.I. Szabó TI - A short topological proof for the symmetry of 2 point homogeneous spaces. JO - Inventiones mathematicae PY - 1991 SP - 61 EP - 64 VL - 106 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM_1991__106_1_143932/ ID - IM_1991__106_1_143932 ER -