2. www.acm.org
6. www.acs.org
7. www.aiaa.org
8. www.aip.org
9. www.ajpe.org
10. www.aps.org
12. www.asm.org
13. www.asme.org
14. www.bioone.org
16. www.bmj.com
22. www.informs.org
24. www.iop.org
27. www.jstor.org
29. www.nature.com
32. www.royalsocietypublishing.org
33. www.rsc.org
35. www.sagepub.com
37. www.spiedigitallibrary.org
40. www.theiet.org
www.digital.library.upenn.edu/books
https://etd.ohiolink.edu/ap:1:100766165341125 florida: http://etd.lib.fsu.edu/ETD-db/
www.dart-europe.eu/basic-search.php
http://etheses.nottingham.ac.uk/
http://digitool.library.mcgill.ca/R
http://highwire.stanford.edu/ Directory of Open Access Journals http://www.doaj.org/
http://www.washpost.com/index.shtml
http://www.the-times.co.uk/news
منبع: کانال تلگرام پژوهشگران بینالمللی (t.me/IResearchers)
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