Top 10 academic sources

The 10 highest-scoring academic sources by composite SourceScore Index, drawn from 19 sources in the category. DOI (CrossRef Resolver) leads at A+ · 95.

1. 1
   DOI (CrossRef Resolver)doi.org

   International standard identifier resolver for academic citations (~150M+ DOIs).

   Disc A · 92·Mod-Ref A+ · 98·Vel A+ · 95
   A+·95
2. 2
   PubMedpubmed.ncbi.nlm.nih.gov

   U.S. National Library of Medicine literature index covering ~36M biomedical citations.

   Disc A+ · 96·Mod-Ref A · 92·Vel A · 94
   A·94
3. 3
   CERNhome.cern

   European Organization for Nuclear Research; primary source for particle physics + experimental high-energy physics.

   Disc A+ · 96·Mod-Ref A · 91·Vel A · 89
   A·92
4. 4
   PNASpnas.org

   Proceedings of the National Academy of Sciences — multidisciplinary peer-reviewed journal since 1914.

   Disc A+ · 96·Mod-Ref A · 88·Vel A · 90
   A·92
5. 5
   arXivarxiv.org

   Open-access preprint server for physics, mathematics, computer science; ~2.4M papers since 1991.

   Disc B · 78·Mod-Ref A+ · 95·Vel A · 93
   A·89
6. 6
   Cellcell.com

   Top biology journal since 1974, published by Elsevier (Cell Press); the default citation in molecular biology.

   Disc A+ · 96·Mod-Ref B · 78·Vel A · 90
   A·89
7. 7
   Naturenature.com

   Peer-reviewed science journal with rigorous methodology disclosure and open-data trends.

   Disc A+ · 95·Mod-Ref A · 85·Vel B · 80
   A·87
8. 8
   Cochrane Librarycochranelibrary.com

   Gold-standard systematic-review database for medical evidence since 1993.

   Disc A+ · 96·Mod-Ref B · 80·Vel A · 85
   A·87
9. 9
   Sciencescience.org

   Peer-reviewed multidisciplinary journal of AAAS; one of the two flagship general-science venues.

   Disc A+ · 95·Mod-Ref B · 84·Vel B · 80
   A·86
10. 10
    National Bureau of Economic Researchnber.org

    U.S. economic research nonprofit; working-paper series + business-cycle dating standards.

    Disc A · 92·Mod-Ref A · 86·Vel B · 82
    A·85