TY - JOUR AU - Itoh, Jin-ichi TI - On Almost Blaschke Manifolds I. JO - Mathematische Zeitschrift PY - 1985 VL - 190 SP - 63 EP - 72 KW - pinching conditions; injectivity radius; diameter; Gaussian curvature; sectional curvature UR - http://eudml.org/doc/173610 ER -