Samuel
Brewer
Sansonetti, C. ., Simien, C. ., Gillaspy, J. ., Tan, J. ., Brewer, S. ., Brown, R. ., … Porto, J. V. (2011). Absolute Transition Frequencies and Quantum Interference in a Frequency Comb Based Measurement of the $^6,7$Li D Lines. Phys. Rev. Lett., 107, 023001. http://doi.org/10.1103/PhysRevLett.107.023001 (Original work published 2024)