Chuang, C. L.C. L.ChuangLee, T. K.T. K.Lee2010-05-122018-06-282010-05-122018-06-282007http://ntur.lib.ntu.edu.tw//handle/246246/183197application/pdf154184 bytesapplication/pdfen-USDerivations and skew polynomial ringsjournal articlehttp://ntur.lib.ntu.edu.tw/bitstream/246246/183197/1/19.pdf