@misc{indiciae833da84eff4c,
  title = {Defining and representing events in a satellite scheduling system - The IEPS (Interactive Experimenter Planning System) approach},
  author = {Mclean, David R. and Littlefield, Ronald G. and Macoughtry, William O.},
  year = {1987},
  url = {https://ntrs.nasa.gov/citations/19880046451},
  note = {Source identifier: 19880046451}
}