Song, Jie; Li, Mingzhong Riemann-Hilbert problems for a class of elliptic systems. (English) Zbl 1059.30029 J. Ningxia Univ., Nat. Sci. Ed. 24, No. 3, 225-226 (2003). MSC: 30E25 PDFBibTeX XMLCite \textit{J. Song} and \textit{M. Li}, J. Ningxia Univ., Nat. Sci. Ed. 24, No. 3, 225--226 (2003; Zbl 1059.30029)
Li, Mingzhong; Song, Jie; Wen, Xiaoqin A class of nonlinear boundary value problems for the first-order elliptic systems with general form. (English) Zbl 1142.30337 J. Ningxia Univ., Nat. Sci. Ed. 24, No. 3, 199-200, 214 (2003). MSC: 30G20 30E25 PDFBibTeX XMLCite \textit{M. Li} et al., J. Ningxia Univ., Nat. Sci. Ed. 24, No. 3, 199--200, 214 (2003; Zbl 1142.30337)
Song, Jie; Li, Mingzhong Nonlinear Riemann-Hilbert boundary value problem for a class of \(n\)th order systems. (Chinese. English summary) Zbl 0924.35006 J. Ningxia Univ., Nat. Sci. Ed. 19, No. 1, 47-48 (1998). MSC: 35A05 35Q15 30E25 PDFBibTeX XMLCite \textit{J. Song} and \textit{M. Li}, J. Ningxia Univ., Nat. Sci. Ed. 19, No. 1, 47--48 (1998; Zbl 0924.35006)