@misc{indiciaeb43e4e8114be,
  title = {Reference frame requirements and the MERIT campaign},
  author = {Mueller, I. I. and Zhu, S. Y. and Bock, Y.},
  year = {1982},
  url = {https://ntrs.nasa.gov/citations/19840008603},
  note = {Source identifier: 19840008603}
}