@article{anefficientbranchandboundalgorithmfor,
  title = {An efficient branch-and-bound algorithm for submodular function maximization},
  author = {Naoya Uematsu and Shunji Umetani and Yoshinobu Kawahara},
  year = {2018},
  eprint = {1811.04177},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1811.04177v1},
}