TY - CPAPER AU - K. Welge AU - H. Rottke DO - 10.1063/1.34668 PB - AIP PY - 1984 TI - Photoionization of the H atom in strong electric fields by resonant two-photon excitation UR - http://link.aip.org/link/APCPCS/v119/i1/p213/s1\&Agg=doi ER -