@inproceedings{KT98,
  title = "Tight bounds for 2-dimensional indexing schemes",
  author = "E. Koutsoupias and D. S. Taylor",
  year = "1998",
  address = "Seattle, Washington",
  booktitle = "Proceedings of the Seventeenth ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems",
  month = "1--4 jun",
}