@inproceedings{carmel_cohen_fagin_farchi_herscovici_maarek_soffer_2001, 
  title={Static index pruning for information retrieval systems}, 
  DOI={10.1145/383952.383958}, 
  publisher={ACM Press}, 
  author={Carmel and Cohen and Fagin and Farchi and Herscovici and Maarek and Soffer}, 
  year={2001}
  }