![]() ![]() | Directory of Open Access Journals
12,851 Journals
9,909 searchable at Article level
129 Countries
3,867,474 Articles
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![]() | IEEE Xplore Open Access
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![]() ![]() | Journal Of Industrial Microbiology Biotechnology Note: Available in: Oxford Academic Open Access Ceased to be published by Springer as of Dec. 2020. |
![]() | ScienceDirect Open Access ![]() |
![]() | SpringerLink Open Access
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![]() ![]() | UN Digital Library |