HSEI-YUNG HSU2018-09-102018-09-1019991015-8383http://www.airitilibrary.com/Publication/Index/10158383-199912-26-12-1149-1156-ahttp://scholars.lib.ntu.edu.tw/handle/123456789/348114中期柏拉圖主義者journal article10.7065/MRPC.199912.1149