CrossRef system documentation

• CrossRef Query API
  • Journal metadata query
  • Book metadata query
  • DOI queries
  • Query input XML Schema Definition (XSD)  Version: 1.0    2.0
  • Query output XML Schema Definition (XSD)  Version: 1.0    2.0

• CrossRef HTTP system interface
  • Introduction
  • Asynchronous submission upload
  • Batch queries
  • Submission areas
  • Downloading mddb.xml
  • Downloading metadata (for local hosting)
  • Tracking IDs
  • Stored Queries
  • Forward Linking
  • Downloading conflicts

• Real-time queries

• Metadata processing documentation

• Sample code.