@inproceedings{Label,
   author = {Gross, Tom and Masthoff, Judith and Beckmann, Christoph},
   title = {Workshop on Group Recommender Systems: Concepts, Technology, Evaluation (GroupRS)},
   booktitle = {Extended Proceedings of the 21st Conference on User Modelling, Adaptation, and Personalisation - UMAP 2013},
   editor = {Berkovsky, Shlomo, Herder, Eelco, Lops, Pasquale and Santos, Olga C.},
   address = {Aachen},
   publisher = {CEUR Workshop Proceedings},
   volume = {490},
   pages = {1-2},
   note = {ISSN: 1613-0073
   (June 10-14, Rome, Italy)},
   year = {2013}
}