@conference{conference,
  author = {Donald Libes and Steve Clark},
  title = {An Object Oriented Tcl-Tk Binding for Interpreted Control of the NIST Express Toolkit in the NIST STEP Application Protocol Development Environment},
  year = {1995},
  month = {1995-01-01 00:01:00},
  publisher = {Proceedings of the EUG {\textquoteright}95 (Express User{\textquoteright}s Group) Conference, Grenoble, 1, FR},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=821319},
  language = {en},
}