@article{ongradedsemanticsofabstractargumentation,
  title = {More on extension-based semantics of argumentation},
  author = {Lixing Tan and Zhaohui Zhu and Jinjin Zhang},
  year = {2020},
  eprint = {2012.10592},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2012.10592v3},
}