Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Zhao-Yan Li, Yong Wang. Lyapunov iteration and equation characterizations for unobservable subspace. Appl. Math. Lett., 23(2):212-218, 2010. [doi]
Abstract is missing.