@article{gumbelsoftmaxoptimizationasimplegeneral,
  title = {Gumbel-softmax Optimization: A Simple General Framework for Combinatorial Optimization Problems on Graphs},
  author = {Jing Liu and Fei Gao and Jiang Zhang},
  year = {2019},
  eprint = {1909.07018},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1909.07018v1},
}