TY - JOUR AU - Ma, L AU - Jungner, P AU - Ye, Jun AU - Hall, John C2 - Optics Letters DA - 1994-01-01 00:01:00 LA - en M1 - 19 PB - Optics Letters PY - 1994 TI - Delivering the same optical frequency at two places: accurate cancellation of phase noise introduced by optical fiber or other time-varying path ER -