@inproceedings{DBLP:conf/er/CastelliP98,
  author    = {Donatella Castelli and
               Serena Pisani},
  title     = {A Transformational Approach to Correct Schema Refinements},
  booktitle = {ER},
  year      = {1998},
  pages     = {226-239},
  ee        = {http://dx.doi.org/10.1007/978-3-540-49524-6_19},
  crossref  = {DBLP:conf/er/98},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/er/98,
  editor    = {Tok Wang Ling and
               Sudha Ram and
               Mong-Li Lee},
  title     = {Conceptual Modeling - ER '98, 17th International Conference
               on Conceptual Modeling, Singapore, November 16-19, 1998,
               Proceedings},
  booktitle = {ER},
  publisher = {Springer},
  series    = {Lecture Notes in Computer Science},
  volume    = {1507},
  year      = {1998},
  isbn      = {3-540-65189-6},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}