L. Ma

Frequency Comparison of Two (40)Ca(+) Optical Clocks with an Uncertainty at the 10(-17) Level.

K. Gao, P. Liu, H. Guan, 2016, Physical review letters.

Results from additional measurements carried out within the BIPM.L-K11 ongoing key comparison

Zhongyou Liu, Massimo Zucco, Jun Ishikawa, 2007 .

Results from the CI-2005 campaign at the BIPM of the BIPM.L-K11 ongoing key comparison

Massimo Zucco, D. Georgescu, Lennart Robertsson, 2005 .

International comparison of 127I2-stabilized frequency-doubled Nd:YAG lasers between the BIPM, the NRLM and the BNM-INM, October 2000

Y. Millerioux, L. Robertsson, F. Hong, 2001 .

Long-term absolute frequency measurements of 633 nm iodine-stabilized laser standards at NRC and demonstration of high reproducibility of such devices in international frequency measurements

Massimo Zucco, R. S. Windeler, Alan A. Madej, 2004 .