@article{factorgraphsforquantumprobabilities,
  title = {Factor Graphs for Quantum Probabilities},
  author = {Hans-Andrea Loeliger and Pascal O. Vontobel},
  year = {2015},
  eprint = {1508.00689},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1508.00689v3},
}