No-broadcasting of non-signalling boxes via operations which transform local boxes into local ones

P. Joshi, Michal Horodecki, Ryszard Horodecki, Andrzej Grudka, Karol Horodecki, Pawel Horodecki. No-broadcasting of non-signalling boxes via operations which transform local boxes into local ones. Quantum Information & Computation, 13(7-8):567-582, 2013. [doi]

@article{JoshiHHGHH13,
  title = {No-broadcasting of non-signalling boxes via operations which transform local boxes into local ones},
  author = {P. Joshi and Michal Horodecki and Ryszard Horodecki and Andrzej Grudka and Karol Horodecki and Pawel Horodecki},
  year = {2013},
  url = {http://dl.acm.org/citation.cfm?id=2535651},
  researchr = {https://researchr.org/publication/JoshiHHGHH13},
  cites = {0},
  citedby = {0},
  journal = {Quantum Information & Computation},
  volume = {13},
  number = {7-8},
  pages = {567-582},
}