TY - JOUR AU - Sydney Geltman AU - A. Maquet BT - Journal of Physics B: Atomic, Molecular and Optical Physics DA - Apr-07-1991 DO - 10.1088/0953-4075/22/14/006 PY - 1989 SP - L419 EP - L425 T2 - Journal of Physics B: Atomic, Molecular and Optical Physics TI - Laser-assisted electron-impact atomic excitation in the soft-photon limit VL - 22 SN - 0953-4075 ER -