The following peer-reviewed journals are available freely online (open access). Most articles are in English, Spanish, or Portuguese, with a few articles in French or Catalan.
General Interest (not scholarly):
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The encyclopedias in this section are in an online collection of encyclopedias and reference books called Credo Reference. Click on a specific title to see the contents of just that book, or enter your search term into this box to search all of Credo at once. Your search results will include the title of the encyclopedia or reference book the article came from.