1. [1] 30th International Conference of Data Protection and Privacy Commissioners (2008), Resolution on Privacy Protection in Social Network Services. Strasbourg, 17 October 2008.
2. [2] Abril, P. S., Levin, A. and Del Riego, A. (2012) Blurred Boundaries: Social Media Privacy and the Twenty-First-Century Employee. American Business Law Journal, 49 (1), pp. 63–124. https://doi.org/10.1111/j.1744-1714.2011.01127.x
3. [3] Anderson, D. R. (2011) Restricting Social Graces: The Implications of Social Media for Restrictive Covenants in Employment Contracts. Ohio State Law Journal, 72 (4), pp. 881–908.
4. [4] Article 29 Data Protection Working Party (2001) Opinion 8/2001 on the Processing of Personal Data in the Employment Context, 5062/01/EN/Final WP 48, 13 September.
5. [5] Article 29 Data Protection Working Party (2002) Working document on the surveillance of electronic communications in the workplace, 5401/01/EN/Final WP 55, 29 May.