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open access
オープンアクセス
Access to knowledge movement
Altmetrics
Copyright policies of academic publishers
Creative Commons
Directory of Open Access Journals
Guerilla Open Access
Open access mandate
Open access monograph
Open Access Scholarly Publishers Association
Open Access Week
Open data
Predatory open access publishing
Right to Internet access

googleopen access
image open access
define open access
wikipedia open access
weblio open access
kotobank open access
jisho open access