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平台:
EBSCOhost Academic Search Complete
(Available from 1995/01/01.)
EBSCOhost Business Source Complete
(Available from 1995/01/01.)
EBSCOhost OmniFile Full Text Select
(Available from 1995/01/01.)
EBSCOhost STM Source
(Available from 1995/01/01.)
ProQuest Agricultural & Environmental Science Database
(Available from 1992/01/01 volume: 49 issue: 1 until 2017/01/31 volume: 74 issue: 1.)
ProQuest SciTech Premium Collection
(Available from 1992/01/01 volume: 49 issue: 1 until 2017/01/31 volume: 74 issue: 1.)