@misc{indiciaec6f861589989,
  title = {Conceptual design of a multiple cable crane for planetary surface operations},
  author = {Mikulas, Martin M., Jr. and Yang, Li-Farn},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910012993},
  note = {Source identifier: 19910012993}
}