This page contains a list of search engines and archives of scientific journals articles.

• General
  • HighWire[1]
  • WorldSciNet[2]
  • JSTOR[3]
  • GoogleScholar[4]

• Natural Sciences, Mathematics and Computer Science
  • Arxiv[5] (Free)
  • CiteSeer[6]

• Social Sciences
  • NBER [7]
  • RePEc[8]
  • SSRN[9] (Mostly free)

• Medicine
  • PubMed[10]

• Others