@inproceedings{DBLP:conf/ants/CohenDO96,
  author    = {Henri Cohen and
               Francisco Diaz y Diaz and
               Michel Olivier},
  title     = {Computing Ray Class Groups, Conductors and Discriminants},
  booktitle = {ANTS},
  year      = {1996},
  pages     = {49-57},
  ee        = {http://dx.doi.org/10.1007/3-540-61581-4_40},
  crossref  = {DBLP:conf/ants/1996},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/ants/1996,
  editor    = {Henri Cohen},
  title     = {Algorithmic Number Theory, Second International Symposium,
               ANTS-II, Talence, France, May 18-23, 1996, Proceedings},
  booktitle = {ANTS},
  publisher = {Springer},
  series    = {Lecture Notes in Computer Science},
  volume    = {1122},
  year      = {1996},
  isbn      = {3-540-61581-4},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}