@article{2019,
  author = {Kevin Heng and M. van Adelsberg and Richard McCray and J. Raymond},
  title = {The Transition Zone in Balmer-dominated Shocks},
  year = {2007},
  journal = {The Astrophysical Journal},
  volume = {668},
  pages = {275-284},
  month = {Oct-10-2007},
  issn = {0004-637X},
  doi = {10.1086/521298},
}