CORE

Search open access papers and repository content.

Visit CORE official site

What it does

CORE aggregates open-access paper records from institutional repositories.

When to use it

Trace search hits back to institutional repositories for a paper version.

Crossref

Check DOI, publication, and citation metadata.

  • scholarship
  • metadata

Research

Dryad

Find datasets connected to research publications.

  • scholarship
  • data

Research

NBER

Search economics working papers and data resources.

  • economics
  • scholarship

Research