@article{technicalreportgraphstructuredsparse,
  title = {Technical Report: Graph-Structured Sparse Optimization for Connected Subgraph Detection},
  author = {Baojian Zhou and Feng Chen},
  year = {2016},
  eprint = {1609.09864},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1609.09864v1},
}