نشریات رایگان
Open access journals
- http://www.sid.ir ( scientific information databases- Persian)
- http://www.doaj.org ( all subject)
- http://www.openj-gate.org ( all subject)
- http://www.bentham.org/open/ ( all subject)
- http://www.opensciencedirectory.net/ ( all subject)
- http://www.ije.ir (engineering)
