@article{nonnegativematrixfactorizationsfor,
  title = {Non-Negative Matrix Factorizations for Multiplex Network Analysis},
  author = {Vladimir Gligorijevic and Yannis Panagakis and Stefanos Zafeiriou},
  year = {2016},
  eprint = {1612.00750},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1612.00750v2},
}