Chebotar, MAMAChebotarKe, W.-FW.-FKeLee, P.-H.P.-H.Lee2010-05-092018-06-282010-05-092018-06-282008http://ntur.lib.ntu.edu.tw//handle/246246/181508application/pdf148602 bytesapplication/pdfen-USL-prime rings need not be primaryjournal articlehttp://ntur.lib.ntu.edu.tw/bitstream/246246/181508/1/02.pdf