The information gathered is a result of research using public, specialised paper-based and electronic sources, as well as interviews with experts until 30 November 2024. Some limited additional information was added during the finalisation of this report in response to feedback received during the quality control process, until 31 January 2025.

All sources used are referenced in the Annex 1: Bibliography. Wherever information could not be found within the timeframes for drafting this report after carefully consulting a range of sources, this is stated in the report.