4(2) and its covering group

Thomas Breuer, Gerhard Hiss, Frank Lübeck, Klaus Lux. 4(2) and its covering group. Math. Comput., 88(320):3023-3040, 2019. [doi]

@article{BreuerHLL19,
  title = {4(2) and its covering group},
  author = {Thomas Breuer and Gerhard Hiss and Frank Lübeck and Klaus Lux},
  year = {2019},
  doi = {10.1090/mcom/3435},
  url = {https://doi.org/10.1090/mcom/3435},
  researchr = {https://researchr.org/publication/BreuerHLL19},
  cites = {0},
  citedby = {0},
  journal = {Math. Comput.},
  volume = {88},
  number = {320},
  pages = {3023-3040},
}