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.
Jürgen Sprekels, Dan Tiba. The Control Variational Approach for Differential Systems. SIAM J. Control and Optimization, 47(6):3220-3236, 2009. [doi]
Abstract is missing.