中国科学院数学与系统科学研究院期刊网
The Riemann-Hilbert Problems for Some Classes of Hyperbolic Equations in Commutative Quaternion Space
Pi Wen YANG(1); Shuo YANG(2)
Acta Mathematica Sinica, Chinese Series . 2008, (1): 171 -180 .  DOI: 10.12386/A2008sxxb0021