@article{equilibriaandtheirstabilityinan,
  title = {Equilibria and their stability in an asymmetric duopoly model of Kopel},
  author = {Xiaoliang Li and Kongyan Chen},
  year = {2023},
  eprint = {2301.12628},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2301.12628v1},
}