TY - JOUR AU - H.W. Brinkmann TI - Einstein spaces which are mapped conformally on each other JO - Mathematische Annalen PY - 1925 SP - 119 EP - 145 VL - 94 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MAN_1925__94_159101/ ID - MAN_1925__94_159101 ER -