Sites that match the meaning of

“primary sources”

  1. 01
    JSTOR jstor.org Top 10K English

    Client Challenge

    distributor of eBooks and other digital media

  2. 02
    The Christian Science Monitor csmonitor.com Top 10K English

    Christian Science Monitor - CSMonitor.com

    American nonprofit newspaper (1908-)

  3. 03
  4. 04
    Principal principal.com Top 10K English

    Retirement, Investments, and Insurance | Principal

    Let’s keep your finances simple. Insure what you have. Invest when you’re ready. Retire with confidence.

  5. 05
    Khan Academy khanacademy.org Top 10K English

    Client Challenge

    non-profit educational organization

  6. 06
    frontiersin.org Top 1K English

    Frontiers | Publisher of peer-reviewed articles in open access journals

    Open access publisher of peer-reviewed scientific articles across the entire spectrum of academia. Research network for academics to stay up-to-date with the latest scientific publications, events, blogs and news.

  7. 07
    Zenodo zenodo.org Top 10K English

    Zenodo

    research data repository

  8. 08
    CDC cdc.gov Top 1K English

    Centers for Disease Control and Prevention | CDC

    United States government public health agency

  9. 09
    SSRN ssrn.com Top 10K

    Content Blocked

    online digital archive for electronic preprints of scientific papers and related content

  10. 10
    ClinicalTrials.gov clinicaltrials.gov Top 10K English

    ClinicalTrials.gov

    United States government registry of clinical trials

  11. 11
    Our World in Data ourworldindata.org Top 10K English

    Our World in Data

    Research and data to make progress against the world’s largest problems.

  12. 12
    PBS pbs.org Top 1K English

    PBS: Public Broadcasting Service

    Watch full episodes of your favorite PBS dramas, find in-depth news analysis and explore documentaries on history, science, art and more!

  13. 13
    ScienceDirect sciencedirect.com Top 1K English

    ScienceDirect

    journal

  14. 14
    medRxiv medrxiv.org Top 10K English

    medRxiv.org - the preprint server for Health Sciences

    medRxiv - the preprint server for biology, operated by openRxiv, a nonprofit organization dedicated to advancing scientific communication

  15. 15
    OSF osf.io Top 10K English

    OSF

    tools that make open science practice easier

  16. 16
    www.gov.br Top 1K English

    Home — Planalto

    country in South America

  17. 17
    Starfall starfall.com Top 10K English

    Starfall Education: Kids Games, Movies, Books & Music for K-5 and above

    At Starfall, children have fun while they learn - specializing in reading, phonics & math - educational games, movies, books, songs, and more for children K-5 and above.

  18. 18
    Service Public service-public.fr Top 10K French

    Accueil | Service Public

    Service Public - Vos droits et démarches plus simplement

  19. 19
    Pandora pandora.com Top 10K

    Pandora

    American music streaming and recommendation website

  20. 20
    Springer Science+Business Media springer.com Top 1K English

    Client Challenge

    global publishing company

  21. 21
    SlideShare slideshare.net Top 1K English

    Client Challenge

    American hosting service, owned by Scribd, for professional content including presentations, infographics, documents, and videos

  22. 22
    vatican.va Top 10K

    largest Christian Church, made up of 24 autonomous Churches in communion with the Pope, part of the Latin Church aka Latin Christianity a.k.a. western Christianity

  23. 23
    The Atlantic theatlantic.com Top 10K English

    Your access has been blocked – The Atlantic

    magazine and multi-platform publisher based in Washington, D.C.

  24. 24
    The Conversation theconversation.com Top 10K

    The Conversation: In-depth analysis, research, news and ideas from leading academics and researchers.

    Curated by professional editors, The Conversation offers informed commentary and debate on the issues affecting our world. Plus a Plain English guide to the latest developments and discoveries from the university and research sector.

  25. 25
    lww.com Top 10K English

    Browse

    book publishing imprint descended in part from J. B. Lippincott & Co. and Lea Brothers

  26. 26
  27. 27
    Wikisource wikisource.org Top 10K English

    Wikisource

    online multilingual library that collects open-content source material

  28. 28
    www.gob.mx Top 10K Spanish

    Portal Gob MX

    El portal gob.mx permite consultar el listado de trámites y programas sociales federales disponibles y a los cuales tienes acceso.

  29. 29
    Infoseek[インフォシーク] infoseek.co.jp Top 10K Japanese

    Infoseek[インフォシーク] - 楽天が運営するニュースサイト

    Infoseek(インフォシーク)は、社会、経済、国際、芸能、スポーツ、IT、天気等の最新ニュースを配信しています。楽天ポイントが獲得出来るお小遣いコンテンツ(ポイ活)やお得な情報も充実しています。

  30. 30

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