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平台:
ProQuest Agricultural & Environmental Science Database
(Available from 1997/01/01 volume: 35 issue: 1. Most recent 1 year(s) not available.)
ProQuest Earth, Atmospheric & Aquatic Science Database
(Available from 1997/01/01 volume: 35 issue: 1. Most recent 1 year(s) not available.)
ProQuest SciTech Premium Collection
(Available from 1997/01/01 volume: 35 issue: 1. Most recent 1 year(s) not available.)
SpringerLink Journals - AutoHoldings
(Available from 2016/01/01 volume: 134 issue: 1 until 2017/12/01 volume: 145 issue: 3. Available from 1977/03/01 volume: 1 issue: 1 until 1996/11/01 volume: 34 issue: 3.)
SpringerLink Online Journals Archive
(Available from 1977 until 1996.)