@article{136,
  author = {J. Wilms and A. Allen and Richard McCray},
  title = {On the Absorption of X-Rays in the Interstellar Medium},
  year = {2000},
  journal = {The Astrophysical Journal},
  volume = {542},
  pages = {914-924},
  month = {Aug-10-2001},
  issn = {0004-637X},
  doi = {10.1086/317016},
}