@article{ Moharrer16-TIFS,
  author = {A. Moharrer and S. Wei and G. Amariucai and J. Deng},
  title = {Extractable Common Randomness from Gaussian Trees: Topological and
Algebraic Perspectives},
  journal = {IEEE Trans. on Information Forensics and Security},
  volume = {11},
  number = {10},
  pages = {2312-2321},
  month = {October},
  year = {2016},
  doi = {10.1109/TIFS.2016.2543688} }