The National Natural Science Foundation of China (General Program, Key Program, Major Research Plan)
张莉莉,张尚立. 线性回归模型LIU估计的影响分析[J]. 科学技术与工程, 2010, (9): .
zhanglili, zhangshangli. Influence analysis on Liu estimator in the linear regression model[J]. Science Technology and Engineering,2010,(9).