@misc {IOPORT.70645447,
    author       = {Allan, James and Wade, Courtney and Bolivar, Alvaro},
    title        = {Retrieval and novelty detection at the sentence level},
    howpublished = {SIGIR, 314-321 (2003).},
    year         = {2003},
    doi          = {10.1145/860435.860493},
    identifier   = {70645447},
}