Feng-Lei Hong, Jun Ishikawa, Kazuhiko Sugiyama, Kazuhik Onae, Hirokazu Matsumoto, Jun Ye, John L. Hall. Comparison of independent optical frequency measurements using a portable iodine-stabilized Nd: YAG laser. IEEE T. Instrumentation and Measurement, 52(2):240-244, 2003. [doi]
Abstract is missing.