McGrew, W.
, Zhang, X.
, Fasano, R.
, Schaeffer, S.
, Beloy, K.
, Nicolodi, D.
, Brown, R.
, Hinkley, N.
, Milani, G.
, Schioppo, M.
, Yoon, T.
and Ludlow, A.
(2018),
Atomic clock performance beyond Earth’s gravitational limit, Nature, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=925688
(Accessed October 13, 2024)