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平台:
EBSCOhost Environment Complete
(Available from 1994/01/01. Most recent 1 year(s) not available.)
ProQuest Agricultural & Environmental Science Database
(Available from 1997/09/01 until 2000/11/30.)
ProQuest Political Science Database
(Available from 1997/09/01 until 2000/11/30.)
ProQuest SciTech Premium Collection
(Available from 1997/09/01 until 2000/11/30.)
Taylor & Francis Online Journals
(Available from 2006 until 2019.)