中国科学院数学与系统科学研究院期刊网
The Arc Distortion in QH Inner ψ-uniform (or Convex) Domains in Real Banach Spaces
Man Zi HUANG, Xian Tao WANG
Acta Mathematica Sinica . 2011, (10): 2039 -2050 .  DOI: 10.1007/s10114-011-8672-3