N. Tintarev, and J. Masthoff. Proceedings of the 2007 IEEE 23rd International Conference on Data Engineering Workshop, page 801--810. Washington, DC, USA, IEEE Computer Society, (2007)
A. Nauerz, S. Pietschmann, and R. Pietzsch. Proceedings of the 3rd International Workshop on Adaptation and Evolution in Web Systems Engineering at 8th International Conference on Web Engineering 2008, (Jul 16, 2008)
E. Wilde, S. Anand, and P. Zimmermann. Research and Advanced Technology for Digital Libraries, 9th European Conference, ECDL 2005, Vienna, Austria, September 18-23, 2005, Proceedings, volume 3652 of Lecture Notes in Computer Science, page 479--480. Springer, (2005)
R. Torres, S. Mcnee, M. Abel, J. Konstan, and J. Riedl. International Conference on Digital Libraries,Proceedings of the 4th ACM/IEEE-CS joint conference on Digital libraries, (2004)