@misc{indiciaef12c860a964c,
  title = {Structured representation for requirements and specifications},
  author = {Cohen, Gerald C. and Fisher, Gene and Frincke, Deborah and Wolber, Dave},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910017483},
  note = {Source identifier: 19910017483}
}