Chen, Bang-yen Extrinsic spheres in compact symmetric spaces are intrinsic spheres. (English) Zbl 0389.53025 Mich. Math. J. 24, 265-271 (1977). MSC: 53C40 53C35 53B25 PDFBibTeX XMLCite \textit{B.-y. Chen}, Mich. Math. J. 24, 265--271 (1977; Zbl 0389.53025) Full Text: DOI
Chen, Bang-yen Extrinsic spheres in Kähler manifolds. I, II. (English) Zbl 0338.53043 Mich. Math. J. 23, 327-330 (1976); Mich. Math. J. 24, 97-102 (1977). MSC: 53C40 PDFBibTeX XMLCite \textit{B.-y. Chen}, Mich. Math. J. 23, 327--330 (1977; Zbl 0338.53043) Full Text: DOI
Chen, Bang-yen; Ogiue, Koichi A characterization of the complex sphere. (English) Zbl 0295.53029 Mich. Math. J. 21, 231-232 (1974). MSC: 53C40 53C55 PDFBibTeX XMLCite \textit{B.-y. Chen} and \textit{K. Ogiue}, Mich. Math. J. 21, 231--232 (1974; Zbl 0295.53029) Full Text: DOI
Chen, Bang-yen; Ogiue, Koichi Two theorems on Kähler manifolds. (English) Zbl 0295.53028 Mich. Math. J. 21, 225-229 (1974). MSC: 53C40 53C55 53C20 PDFBibTeX XMLCite \textit{B.-y. Chen} and \textit{K. Ogiue}, Mich. Math. J. 21, 225--229 (1974; Zbl 0295.53028) Full Text: DOI