@misc{indiciae9cdd183f4014,
  title = {Vertically reciprocating auger},
  author = {Etheridge, Mark and Morgan, Scott and Fain, Robert and Pearson, Jonathan and Weldi, Kevin and Woodrough, Stephen B., Jr.},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/19900015142},
  note = {Source identifier: 19900015142}
}