@article{10242,
  author = {Robert V. Williams},
  title = {Hans Peter Luhn and Herbert M. Ohlman: Their Roles in the Origins of Keyword-in- Context/Permutation Automatic Indexing},
  year = {2010},
  journal = {Journal of the American Society for Information Science and Technology},
  volume = {61},
  pages = {835-49},
  language = {English},
}