Quotient Rings and f-Radical Extensions of Rings?

Chuang, C. L.C. L.ChuangLee, T. K.T. K.LeeLiu. C.K2010-05-222018-06-282010-05-222018-06-282009http://ntur.lib.ntu.edu.tw//handle/246246/184033application/pdf152559 bytesapplication/pdfen-USQuotient Rings and f-Radical Extensions of Rings?journal articlehttp://ntur.lib.ntu.edu.tw/bitstream/246246/184033/1/12.pdf