@article{PowerW99,
  title = {Distributivity for a monad and a comonad},
  author = {John Power and Hiroshi Watanabe},
  year = {1999},
  url = {http://www.elsevier.com/gej-ng/31/29/23/43/23/show/Products/notes/index.htt#008},
  researchr = {https://researchr.org/publication/PowerW99},
  cites = {0},
  citedby = {0},
  journal = {Electronic Notes in Theoretical Computer Science},
  volume = {19},
  pages = {102},
}