Zhan, Dapeng Extension of isometries between some \(p\)-normed spaces. (Chinese. English summary) Zbl 0973.46017 Acta Math. Sci. (Chin. Ed.) 19, No. 5, 606-612 (1999). MSC: 46B20 46B04 46E40 46E30 PDFBibTeX XMLCite \textit{D. Zhan}, Acta Math. Sci. (Chin. Ed.) 19, No. 5, 606--612 (1999; Zbl 0973.46017)
Zhan, Dapeng The isometric approximation problem from infinite dimensional \(L^1\)-space into continuous function space. (Chinese. English summary) Zbl 0933.46017 Acta Math. Sci. (Chin. Ed.) 19, No. 2, 172-175 (1999). MSC: 46B28 46B15 PDFBibTeX XMLCite \textit{D. Zhan}, Acta Math. Sci. (Chin. Ed.) 19, No. 2, 172--175 (1999; Zbl 0933.46017)
Zhan, Dapeng Isometric approximation from 2-dim Banach space into \(L^1(\Omega,\mu)\). (Chinese. English summary) Zbl 0919.46013 Acta Math. Sci. (Chin. Ed.) 18, No. 2, 184-191 (1998). MSC: 46B28 46E30 PDFBibTeX XMLCite \textit{D. Zhan}, Acta Math. Sci. (Chin. Ed.) 18, No. 2, 184--191 (1998; Zbl 0919.46013)