HildebrandMS08'

BibTeX

@article{DBLP:journals/mscs/HildebrandMS08,
  author    = {Roland Hildebrand and
               Stefano Mancini and
               Simone Severini},
  title     = {Combinatorial laplacians and positivity under partial transpose},
  journal   = {Mathematical Structures in Computer Science},
  volume    = {18},
  number    = {1},
  year      = {2008},
  pages     = {205-219},
  ee        = {http://dx.doi.org/10.1017/S0960129508006634},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}