@InProceedings{approx_congr_nearl_linear_time:00,
  author = 	 {P.~Indyk and S.~Venkatasubramanian},
  title = 	 {Approximate Congruence in Nearly-Linear Time},
  booktitle = 	 {Proc. 11th ACM-SIAM Symposium on Discrete Algorithms},
  year =	 2000
}