TY - CONF AU - H Xia AU - J Cirac AU - S Swartz AU - B Kohler AU - D Elliott AU - John Hall AU - P Zoller C2 - Laser Spectroscopy, XIth International Conference , Hot Springs, VA, USA DA - 1994-01-01 00:01:00 LA - en PB - Laser Spectroscopy, XIth International Conference , Hot Springs, VA, USA PY - 1994 TI - Intensity dependent phase shifts in frequency modulation spectroscopy, ed. by L. Bloomfield, T. Gallagher, and D. Larson ER -