中国科学院数学与系统科学研究院期刊网
Hölder Norm Estimate for a Hilbert Transform in Hermitean Clifford Analysis
Ricardo ABREU-BLAYA, Juan BORY-REYES, Fred BRACKX, Hennie DE SCHEPPER, Frank SOMMEN
Acta Mathematica Sinica . 2012, (11): 2289 -2300 .  DOI: 10.1007/s10114-012-0377-8