@misc{indiciae5b86b0404a55, title = {An improved celestial radio reference frame: JPL 1982-4}, author = {Fanselow, J. L. and Sovers, O. J. and Thomas, J. B. and Purcell, G. J., Jr.}, year = {1983}, url = {https://ntrs.nasa.gov/citations/19840032552}, note = {Source identifier: 19840032552} }