Bergquist, J.
, Tanaka, U.
, Drullinger, R.
, Itano, W.
, Wineland, D.
, Diddams, S.
, Hollberg, L.
, Curtis, E.
, Oates, C.
and Udem, T.
(2001),
A Mercury-Ion Optical Clock, 6^uth^ Symposium on Frequency Standards and Metrology , St. Andrews, SC, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=105138
(Accessed December 3, 2024)