中国科学院数学与系统科学研究院期刊网
Central Difference Regularization Method for the Cauchy Problem of the Helmholtz Equation
QIAN Ailin, MAO Jianfeng, GUI Yongxin
Acta Mathematicae Applicatae Sinica . 2011, (1): 210 -216 .  DOI: 10.12387/C2011022