Remarks
Access to the datasets via order. DDA is a member of CESSDA ERIC - an organisation for European social science data archives - which co-operates on EU-projects, agreements on access to holdings in national data archives etc. DDA is active in the Data Documentation Initiative - an international co-operation to define standards for the documentation of metadata. DDA has a member on the steering committee and is involved in the development of software tools for implementing the DDI standard.