@article{gncgcpgraduatednonconvexityandgraduated,
  title = {GNCGCP - Graduated NonConvexity and Graduated Concavity Procedure},
  author = {Zhi-Yong Liu and Hong Qiao},
  year = {2013},
  eprint = {1308.6388},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1308.6388v1},
}