Zhanwen Li and Guiding Gu, Restarted FOM augmented with Ritz vectors for shifted linear systems, Numer. Math.(J. Chinese Univ. ), 15 (2006) 40-49.

• 顾桂定，林磊和周献丽，二次参数方程组的线性化模式比较，应用数学与计算数学学报，20(2006)33-41.