@string{PODS97 = {Proceedings of the Sixteenth ACM SIGACT-SIGMOD-SIGART
Symposium on Principles of Database Systems}}

@InProceedings{HKP97,
  author =       {J. M. Hellerstein and E. Koutsoupias and C. H. Papadimitriou},
  title =        {On the analysis of indexing schemes},
  booktitle =    PODS97,
  pages =        {249--256},
  address=       {Tucson, Arizona},
  month =        {12--15 } # may,
  year =         1997
}