Schäfer, Lars Isoparametric surfaces and the \(\mathrm{tt}^\ast\)-equations. (English) Zbl 1365.53056 J. Geom. Phys. 117, 7-14 (2017). MSC: 53C42 53A10 81R12 PDFBibTeX XMLCite \textit{L. Schäfer}, J. Geom. Phys. 117, 7--14 (2017; Zbl 1365.53056) Full Text: DOI
Bergner, Matthias; Schäfer, Lars Surfaces of prescribed mean curvature vector in semi-Riemannian manifolds. (English) Zbl 1251.53036 J. Math. Anal. Appl. 395, No. 1, 144-155 (2012). MSC: 53C42 53B30 53B25 PDFBibTeX XMLCite \textit{M. Bergner} and \textit{L. Schäfer}, J. Math. Anal. Appl. 395, No. 1, 144--155 (2012; Zbl 1251.53036) Full Text: DOI