TY - JOUR AU - Kentaro Yano AU - Yung-Chow Wong TI - Projectively Flat Spaces with Recurrent Curvature. JO - Commentarii mathematici Helvetici PY - 1961 SP - 223 EP - 232 VL - 35 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMH_1961__35_139219/ ID - CMH_1961__35_139219 ER -