中国科学院数学与系统科学研究院期刊网
THE PRECONDITIONED LOPSIDED VARIANTS OF PMHSS ALGORITHM FOR COMPLEX SYMMETRIC INDEFINITE LINEAR EQUATIONS
Zeng Minli, Zhao Kaiying, Zhu Muzheng
Mathematica Numerica Sinica . 2024, (3): 253 -271 .  DOI: 10.12286/jssx.j2023-1119