TY - JOUR AU - M Ashfold AU - C Western AU - Jeffrey Hudgens AU - Russell Johnson III C2 - Chemical Physics Letters DA - 1966-12-01 00:12:00 LA - en M1 - 260 PB - Chemical Physics Letters PY - 1966 TI - Characterization of the E?1A1 Rydberg State of Ammonia by Resonance Enhanced Multiphonon Ionization Spectroscopy ER -