@misc{indiciaefee2edbc8da2,
  title = {A refined gravity model from Lageos /GEM-L2/},
  author = {Lerch, F. J. and Klosko, S. M. and Patel, G. B.},
  year = {1982},
  url = {https://ntrs.nasa.gov/citations/19830032331},
  note = {Source identifier: 19830032331}
}