平台:
DOAJ Directory of Open Access Journals
(Available from 2010 until 2013.)
ProQuest Political Science Database
(Available from 2010/07/01 until 2018/07/31.)
DOAJ Directory of Open Access Journals
(Available from 2010 until 2013.)
ProQuest Political Science Database
(Available from 2010/07/01 until 2018/07/31.)