Zhaoqiang Ge. Perturbation and robust controllability of singular distributed parameter control systems in Hilbert space[J]. Journal of Systems Engineering and Electronics, 2011, 22(4): 647-653.
Zhaoqiang Ge. Perturbation and robust controllability of singular distributed parameter control systems in Hilbert space[J]. Journal of Systems Engineering and Electronics, 2011, 22(4): 647-653.