Diffeomorphism Finiteness, Positive Pinching, and Second Homotopy

A.D. Alexandrov spaces with curvature bounded below

Yu. D. Burago, M. Gromov, G. Perelman · Russian Mathematical Surveys · 1992 · 421 citations

A.d. Alexandrov Spaces, Global Geometry, Geometry +7

Finiteness Theorems for Riemannian Manifolds

Jeff Cheeger · American Journal of Mathematics · 1970 · 402 citations

Compact N-manifolds, Global Geometry, Arbitrary Fixed Bounds +6

Curvature, diameter and betti numbers

Michael Gromov · Commentarii Mathematici Helvetici · 1981 · 351 citations

Global Geometry, Geometry, Riemannian Geometry +7

Minimal Two-Spheres and the Topology of Manifolds with Positive Curvature on Totally Isotropic Two-Planes

Mario Micallef, John Douglas Moore · Annals of Mathematics · 1988 · 277 citations

Collapsing of Riemannian manifolds and eigenvalues of Laplace operator

Kenji Fukaya · Inventiones mathematicae · 1987 · 245 citations

Riemannian Geometry, Riemannian Manifolds, Global Analysis +2