@conference{815721, author = {B Frech and J Wells and Christopher Oates and J Mitchell and Leo Hollberg and Y Lan and T Kurosu and L Zink and B Young and James Bergquist}, title = {Sub Systems for Optical Frequency Measurements: Application to the 282 NM 199Hg+}, year = {1999}, month = {1999-01-01 00:01:00}, publisher = {13^uth^ European Frequency and Time Forum and 1999 IEEE Int. Freq. Cont. Symp. , Besan{c-cedilla}on, 1, FR}, url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=105232}, language = {en}, }