@misc{indiciaeb03e9ce7aba0,
  title = {Central flow control software development: A case study of the effectiveness of software engineering techniques},
  author = {Belford, P. C. and Berg, R., A. and Hannan, T. L.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19820068858},
  note = {Source identifier: 19820068858}
}