Hajja, M.M.HajjaKang, M. C.M. C.Kang2010-05-162018-06-282010-05-162018-06-281997http://ntur.lib.ntu.edu.tw//handle/246246/183318application/pdf222153 bytesapplication/pdfen-USTwisted actions of symmetric groupsjournal articlehttp://ntur.lib.ntu.edu.tw/bitstream/246246/183318/1/34.pdf