@article{CrightonProchaskaMurphyetal.2019,
  author    = {Neil H. M. Crighton and J. Xavier Prochaska and Michael T. Murphy and Gabor Worseck and Britton D. Smith},
  title     = {Imprints of the first billion years},
  journal   = {Monthly notices of the Royal Astronomical Society},
  series    = {Lyman limit systems at z similar to 5},
  volume    = {482},
  number    = {2},
  pages     = {1456 -- 1470},
  doi       = {10.1093/mnras/sty2762},
  year      = {2019},
}