@article{Duncan92-0,
  title = {The Essentialities of Productivity in Information Services},
  author = {Joseph W. Duncan},
  year = {1992},
  url = {http://www.indiana.edu/~tisj/readers/abstracts/8/8-2 20Duncan.html},
  researchr = {https://researchr.org/publication/Duncan92-0},
  cites = {0},
  citedby = {0},
  journal = {Inf. Soc.},
  volume = {8},
  number = {2},
  pages = {77-82},
}