Two direct proofs that LLPO implies the detachable fan theorem

Douglas S. Bridges, J. E. Dent, Maarten McKubre-Jordens. Two direct proofs that LLPO implies the detachable fan theorem. Logic Journal of the IGPL, 21(5):830-835, 2013. [doi]

@article{BridgesDM13,
  title = {Two direct proofs that LLPO implies the detachable fan theorem},
  author = {Douglas S. Bridges and J. E. Dent and Maarten McKubre-Jordens},
  year = {2013},
  doi = {10.1093/jigpal/jzt003},
  url = {http://dx.doi.org/10.1093/jigpal/jzt003},
  researchr = {https://researchr.org/publication/BridgesDM13},
  cites = {0},
  citedby = {0},
  journal = {Logic Journal of the IGPL},
  volume = {21},
  number = {5},
  pages = {830-835},
}