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@article{Xu2020,
  journal = {Space Weather},
  title = {Inter-hemispheric asymmetries in the ground magnetic response to 
           interplanetary shocks: The role of shock impact angle},
  author = {Z. Xu and M. D. Hartinger and D. M. Oliveira and S. Coyle 
            and C. R. Clauer and D. Weimer and T. Edwards},
  volume = 18,
  doi = {10.1029/2019SW002427},
  number = 3,
  pages = {e2019SW002427},
  year = 2020
}