@article{submodularfunctionmaximizationforgroup,
  title = {Submodular Function Maximization for Group Elevator Scheduling},
  author = {Srikumar Ramalingam and Arvind U. Raghunathan and Daniel Nikovski},
  year = {2017},
  eprint = {1707.00617},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1707.00617v1},
}