Chung, Chih-HsienChih-HsienChungChen, Min-ShinMin-ShinChen2012-10-312018-06-282012-10-312018-06-282010http://ntur.lib.ntu.edu.tw//handle/246246/244337en-USAn Adaptive Disturbance/State Observer for Linear Systems Subject to Periodic Disturbancesjournal articlehttp://ntur.lib.ntu.edu.tw/bitstream/246246/244337/-1/429.pdf