蔡秀娟劉緒宗2009-10-142018-07-102009-10-142018-07-101991http://ntur.lib.ntu.edu.tw//handle/246246/170520application/pdf307111 bytesapplication/pdfen-USSynthesis of 2,6-Disubstituted Fluorenonesjournal articlehttp://ntur.lib.ntu.edu.tw/bitstream/246246/170520/1/08.pdf