@article{DBLP:journals/jacm/BistarelliMR97,
  author       = {Stefano Bistarelli and
                  Ugo Montanari and
                  Francesca Rossi},
  title        = {Semiring-based constraint satisfaction and optimization},
  journal      = {J. {ACM}},
  volume       = {44},
  number       = {2},
  pages        = {201--236},
  year         = {1997},
  url          = {https://doi.org/10.1145/256303.256306},
  doi          = {10.1145/256303.256306},
  timestamp    = {Tue, 23 Jan 2024 00:00:00 +0100},
  biburl       = {https://dblp.org/rec/journals/jacm/BistarelliMR97.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}

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