(吴晓春等,2006) (Updated over a year ago)
å´æ“æÂÂ¥&é½平(2006).ä»Âè±è¯ÂÃ¥ÂÂä½ÂçÂÂä¸Â西æÂÂ维模å¼Âå·®å¼Âï¼Âè¯Âç¯ÂÃ¥ÂÂæÂÂæ³Â.å—京交éÂÂ大å¸å¸報(社æÂÂ科å¸çÂÂ)(Journal of Beijing Jiaotong University- Social Sciences Edition), 5(4), 92-96.
Uploaded by Hsin-Ya Liao on October 29, 2008.