@inproceedings{wis/usem/usewod/2011,
	title = {{WISTUD at TREC 2011: Microblog Track}},
	booktitle = {Working Notes, Text REtrieval Conference (TREC), Gaithersburg, USA},
	year = {2011},
	author = {Ke Tao, Fabian Abel, Claudia Hauff, Geert-Jan Houben},
    month = {November}
}