D. Bollegala, Y. Matsuo, und M. Ishizuka. WWW '07: Proceedings of the 16th international conference on World Wide Web, Seite 757--766. New York, NY, USA, ACM, (2007)
D. Bollegala, Y. Matsuo, und M. Ishizuka. WWW '07: Proceedings of the 16th international conference on World Wide Web, Seite 757--766. New York, NY, USA, ACM, (2007)