@Bibtex-file{Database/Graefe.bib,
  title =        "Bibliography on databases (query optimization,
                 object-oriented)",
  author =       "Goetz Graefe",
  address =      "Computer Science Department\\ Portland State
                 University\\ 1800 SW Sixth Avenue - PCAT Bldg., Rm
                 120\\ P.O. Box 751, Portland, Oregon 97207-0751\\ USA",
  email =        "graefe@cs.pdx.edu",
  supported =    "no",
  keywords =     "database, object-oriented, query optimization",
}

.