1. A reachability-based access control model for online social networks;Abdessalem,2011
2. Distributed access control for social networks;Ahmad,2011
3. A trust based approach for protecting user data in social networks;Ali,2007
4. Policy specification and enforcement in online social networks using MKNF+;Alizadeh,2012
5. American national standard for information technology role based access control,2003