@article{SchmidtHennawiWorsecketal.2018,
  author    = {Tobias M. Schmidt and Joseph F. Hennawi and Gabor Worseck and Frederick B. Davies and Zarija Lukic and Jose O{\~n}orbe},
  title     = {Modeling the HeII transverse proximity effect},
  journal   = {The astrophysical journal : an international review of spectroscopy and astronomical physics},
  series    = {constraints on quasar lifetime and obscuration},
  volume    = {861},
  number    = {2},
  doi       = {10.3847/1538-4357/aac8e4},
  year      = {2018},
}