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平台:
EBSCOhost Academic Search Complete
(Available from 1997/02/01. Most recent 1 year(s) not available.)
EBSCOhost STM Source
(Available from 1997/02/01. Most recent 1 year(s) not available.)
SpringerLink Journals - AutoHoldings
(Available from 2016/02/01 volume: 39 issue: 1 until 2017/12/01 volume: 40 issue: 6. Available from 1978/03/01 volume: 1 issue: 1 until 1996/12/01 volume: 19 issue: 6.)
SpringerLink Online Journals Archive
(Available from 1978 until 1996.)
SpringerLink Online Journals Archive (HUSO)
(Available from 1978 until 1996.)