Conceptual User Tracking. Oberle, D.; Berendt, B.; Hotho, A.; and Gonzalez, J. In Ruiz, E. M.; Segovia, J.; and Szczepaniak, P. S., editors, AWIC, volume 2663, of Lecture Notes in Computer Science, pages 155-164, 2003. Springer.
Link
Paper bibtex @inproceedings{conf/awic/OberleBHG03,
author = {Oberle, Daniel and Berendt, Bettina and Hotho, Andreas and Gonzalez, Jorge},
booktitle = {AWIC},
crossref = {conf/awic/2003},
date = {2003-05-07},
editor = {Ruiz, Ernestina Menasalvas and Segovia, Javier and Szczepaniak, Piotr S.},
ee = {http://link.springer.de/link/service/series/0558/bibs/2663/26630155.htm},
interhash = {f55b03b7f6aa768c16e09abe349238b2},
intrahash = {f0277cb5db43b62d0b4881a0f0cfdbc4},
isbn = {3-540-40124-5},
pages = {155-164},
publisher = {Springer},
series = {Lecture Notes in Computer Science},
title = {Conceptual User Tracking.},
url = {http://dblp.uni-trier.de/db/conf/awic/awic2003.html#OberleBHG03},
volume = 2663,
year = 2003
}