Khodaparast, H. H., Husain, N. A., & Ouyang, H. (2012). Parameter selection and stochastic model updating using perturbation methods with parameter weighting matrix assignment. Mechanical Systems and Signal Processing, 32(32), pp. -152. doi:10.1016/j.ymssp.2012.04.001

Khodaparast, Hamed Haddad, Nurulakmar Abu Husain, and Huajiang Ouyang. "Parameter Selection and Stochastic Model Updating Using Perturbation Methods With Parameter Weighting Matrix Assignment." Mechanical Systems and Signal Processing 32, no. 32 (2012): -152.

Khodaparast, Hamed Haddad, Nurulakmar Abu Husain, and Huajiang Ouyang. "Parameter Selection and Stochastic Model Updating Using Perturbation Methods With Parameter Weighting Matrix Assignment." Mechanical Systems and Signal Processing 32.32 (2012): -152.