@misc{indiciae75ea45cc6d30,
  title = {Simulation of mission timelines for the Spacelab program},
  author = {Roberts, J. S. and Fague, M. A. and Pegden, C. D.},
  year = {1978},
  url = {https://ntrs.nasa.gov/citations/19790043280},
  note = {Source identifier: 19790043280}
}