@article{maximizingapproximatelyksubmodular,
  title = {Maximizing approximately k-submodular functions},
  author = {Leqian Zheng and Hau Chan and Grigorios Loukides and Minming Li},
  year = {2021},
  eprint = {2101.07157},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2101.07157v1},
}