@misc{indiciae4b9affafe896,
  title = {ALSEP: Quasar differential VLBI},
  author = {Slade, M. A. and Preston, R. A. and Harris, A. W. and Skjerve, L. J. and Spitzmesser, D. J.},
  year = {1976},
  url = {https://ntrs.nasa.gov/citations/19760020181},
  note = {Source identifier: 19760020181}
}