@misc{indiciae240343e2c559,
  title = {ECLIPS: An extended CLIPS for backward chaining and goal-directed reasoning},
  author = {Homeier, Peter V. and Le, Thach C.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19920007376},
  note = {Source identifier: 19920007376}
}