1. Lecture Notes in Computer Science;J.-P. Banâtre,2001
2. Camp, L.J.: DRM: doesn’t really mean digital copyright management. In: Proceedings of the 9th ACM conference on Computer and Communications Security, pp. 78–87. ACM Press, New York (2002) ISBN: 1-58113-612-9
3. Chong, C.N., Corin, R., Etalle, S., Hartel, P.H., Jonker, W., Law, Y.W.: LicenseScript:Anovel digital rights language and its semantics. In: 3rd International Conference on Web Delivering of Music (WEDELMUSIC). IEEE Computer Society Press, Los Alamitos (September 2003) (to appear)
4. Chong, C.N., Etalle, S., Hartel, P.H.: Comparing logic-based and XML-based Rights Expression Languages. Technical Report TR-CTIT-03-30, Centre for Telematics and Information Technology, Univ. of Twente, The Netherlands (July 2003),
http://www.ctit.utwente.nl/publications/Tr03/
5. Corin, R., Chong, C.N., Etalle, S., Hartel, P.H.: How to pay in LicenseScript. Technical Report to appear, Centre for Telematics and Information Technology, Univ. of Twente, The Netherlands (July 2003) ISSN 1381-3625