@article{
  author = {tafreshi, shokouh, Safavi, Zainabe},
  title = {The feasibility study of implementation of “5s” system in the repository
and reference division of the National Library of Iran},
  journal = {Journal of Knowledge Studies},
  year = {2011},
  volume = {4},
  number = {13},
  pages = {1-12},
  doi = {}
}