中国科学院数学与系统科学研究院期刊网
AN APPROACH TO GENERATION OF NEW SOLUTIONS FOR GRAVITATIONAL FIELD EQUATIONS WITH RIEMANN-HILBERT METHOD
Hou Bo-yu, Li Wei
Acta Mathematicae Applicatae Sinica . 1990, (2): 168 -175 .  DOI: 10.12387/C1990021