@Article{tejada01,
  author = {Tejada, Sheila and Knoblock, Craig A. and Minton, Steven},
  title  = {Learning Object Identification Rules for Information
                  Integration},
  journal = {Information Systems Journal},
  year   = {2001},
  number = {8},
  url    = {},

  const  = {\ text}
}
@Article{KLW90,
  author = {Kifer, M. and Lausen, G. and Wu, J.},
  title  = {Logical Foundations of Object-Oriented and Frame-Based Languages},
  journal = {Journal of the ACM},
  year   = {1995},
  number = {4},
  url    = {},

  const  = {\ text}
}