@inproceedings{DBLP:conf/sigir/ArampatzisKR09,
  author    = {Avi Arampatzis and
               Jaap Kamps and
               Stephen Robertson},
  title     = {Where to stop reading a ranked list? {T}hreshold optimization
               using truncated score distributions},
  booktitle = {SIGIR},
  year      = {2009},
  pages     = {524--531},
  ee        = {http://doi.acm.org/10.1145/1571941.1572031},
  crossref  = {DBLP:conf/sigir/2009},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/sigir/2009,
  OPTeditor    = {James Allan and
               Javed A. Aslam and
               Mark Sanderson and
               ChengXiang Zhai and
               Justin Zobel},
  title     = {Proceedings of the 32nd Annual International ACM SIGIR Conference
               on Research and Development in Information Retrieval, SIGIR
               2009, Boston, MA, USA, July 19-23, 2009},
  booktitle = {SIGIR},
  publisher = {ACM},
  year      = {2009},
  isbn      = {978-1-60558-483-6},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}