Chen, Bang-yen Extrinsic spheres in Riemannian manifolds. (English) Zbl 0431.53024 Houston J. Math. 5, 319-324 (1979). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 2 ReviewsCited in 4 Documents MSC: 53B25 Local submanifolds 53C40 Global submanifolds 53C35 Differential geometry of symmetric spaces Keywords:totally umbilical submanifold; extrinsic sphere; purely real submanifold; locally symmetric space PDF BibTeX XML Cite \textit{B.-y. Chen}, Houston J. Math. 5, 319--324 (1979; Zbl 0431.53024)