@article{2484, keywords = {pfc}, author = {M. Martin and S. Foreman and Thomas Schibli and Jun Ye}, title = {Testing ultrafast mode-locking at microhertz relative optical linewidth}, year = {2009}, journal = {Optics Express}, volume = {17}, pages = {558}, month = {2009-01}, doi = {10.1364/OE.17.000558}, }