He, Chengqi Covering problems of quasiconformal mappings. (English) Zbl 0633.30018 Sci. Sin., Ser. A 30, 561-574 (1987). Reviewer: Li Zhong MSC: 30C62 PDFBibTeX XMLCite \textit{C. He}, Sci. Sin., Ser. A 30, 561--574 (1987; Zbl 0633.30018)
He, Chengqi Distortion estimates of quasiconformal mappings. (English) Zbl 0546.30016 Sci. Sin., Ser. A 27, 225-232 (1984). MSC: 30C62 PDFBibTeX XMLCite \textit{C. He}, Sci. Sin., Ser. A 27, 225--232 (1984; Zbl 0546.30016)