中国科学院数学与系统科学研究院期刊网
Quasiconformal Mappings with Non-Decreasable Beltrami Coefficients
Ze Min ZHOU,Ji Xiu CHEN
Acta Mathematica Sinica, Chinese Series . 2003, (2): 379 -384 .  DOI: 10.12386/A2003sxxb0052