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平台:
EBSCOhost Academic Search Complete
(Available from 2006/10/01 until 2021/03/31.)
JSTOR Arts and Sciences IV
(Available from 1991/04/01 volume: 1 issue: 1.)
Project MUSE Archives
(Available from 2005 volume: 15 issue: 1 until 2013 volume: 23 issue: 1.)