@inproceedings{marek-ecml-2009,
author = {Marek Lipczak, Yeming Hu, Yael Kollet, Evangelos Milios},
title = {Tag Sources for Recommendation in Collaborative Tagging Systems},
booktitle = {Proceedings of the ECML/PKDD 2009 Discovery Challenge Workshop, part of the European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases},
year = {2009},
location = {Bled, Slovenia},
}