@article{DBLP:journals/scp/BellegardeH94,
  author       = {Fran{\c{c}}oise Bellegarde and
                  James Hook},
  title        = {Substitution: {A} Formal Methods Case Study Using Monads and Transformations},
  journal      = {Sci. Comput. Program.},
  volume       = {23},
  number       = {2-3},
  pages        = {287--311},
  year         = {1994},
  url          = {https://doi.org/10.1016/0167-6423(94)00022-0},
  doi          = {10.1016/0167-6423(94)00022-0},
  timestamp    = {Mon, 25 Apr 2022 01:00:00 +0200},
  biburl       = {https://dblp.org/rec/journals/scp/BellegardeH94.bib},
  bibsource    = {dblp computer science bibliography, https://dblp.org}
}