@misc{indiciae480abeab32f6,
  title = {Choices, Frameworks and Refinement},
  author = {Campbell, Roy H. and Islam, Nayeem and Johnson, Ralph and Kougiouris, Panos and Madany, Peter},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19970001662},
  note = {Source identifier: 19970001662}
}