@misc{indiciaeeb44e0b03793,
  title = {Producing Satisfactory Solutions to Scheduling Problems: An Iterative Constraint Relaxation Approach},
  author = {Chien, S. and Gratch, J.},
  year = {1994},
  url = {https://ntrs.nasa.gov/citations/20060038309},
  note = {Source identifier: 20060038309}
}