Previous Article Next Article Table of Contents IEEE Transactions on Automatic Control, Vol.61, No.9, 2553-2558, 2016 DOI10.1109/TAC.2015.2495581 Export Citation On the Number of Unstable Equilibrium Points on Spatially-Periodic Stability Boundary Wang Tao, Chiang Hsiao-Dong Please enable JavaScript to view the comments powered by Disqus.