Tsay, Shuh-ChuanShuh-ChuanTsay馮蟻剛郭德盛許振發Hsu, Chen-FaChen-FaHsu2009-02-042018-07-062009-02-042018-07-061990http://ntur.lib.ntu.edu.tw//handle/246246/120518en-USComments on Discrete Optimal Control with Eigenvalue Assigned Inside a Circular Regionjournal article