Tohoku Mathematical Journal · 1963 · 45 citations · 5 references
Natural SciencesMathematicsGeometryTopologyDifferential GeometryDifferential TopologyGeometric TopologyMetric GeometryMetric SpacesRiemannian GeometryContact GeometryMetric StructureSurface Topology
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Some Global Properties of Contact Structures
John W. Gray · Annals of Mathematics · 1959 · 388 citations
Note on infinitesimal transformations over contact manifolds
Shûkichi Tanno · Tohoku Mathematical Journal · 1962 · 44 citations · Full text