@conference{70651,
  author = {Guodong Shao},
  title = {System Testing Using Use Cases for an ER Simulation Model},
  year = {2009},
  month = {2009-07-29},
  publisher = {Proceedings of the North-American Simulation Technology Conference (NASTEC 09), Atlanta, GA},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=903325},
  language = {en},
}