@misc{indiciaed44e508336be,
  title = {Coal pump development phase 3},
  author = {Kushida, R. O. and Sankur, V. D. and Gerbracht, F. G. and Mahajan, V.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19810019737},
  note = {Source identifier: 19810019737}
}