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平台:
EBSCOhost Academic Search Complete
(Available from 1990/09/01.)
EBSCOhost OmniFile Full Text Select
(Available from 1994/01/15.)
EBSCOhost Professional Development Collection
(Available from 1990/09/01.)
EBSCOhost Science Reference Center
(Available from 1990/09/01.)
EBSCOhost STM Source
(Available from 1990/09/01.)
JSTOR Arts and Sciences XV
(Available from 1984/10/01 volume: 1 issue: 1. Most recent 2 year(s) not available.)
ProQuest Agricultural & Environmental Science Database
(Available from 1994/01/01.)
ProQuest Biological Science Database
(Available from 1994/01/01.)
ProQuest Earth, Atmospheric & Aquatic Science Database
(Available from 1994/01/01.)
ProQuest Political Science Database
(Available from 1994/01/01.)
ProQuest SciTech Premium Collection
(Available from 1994/01/01.)