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平台:
SpringerLink Journals - AutoHoldings
(Available from 2016/01/01 volume: 31 issue: 1 until 2017/12/01 volume: 32 issue: 12. Available from 1986/03/01 volume: 1 issue: 1 until 1996/12/01 volume: 11 issue: 6.)
SpringerLink Online Journals Archive
(Available from 1986 until 1996.)
SpringerLink Open Access
(Available from 2024/12/01 volume: 39 issue: 1.)