TY - JOUR AU - W. Kauppila AU - W. Ott AU - W. Fite BT - Physical Review A DA - Jan-04-1970 DO - 10.1103/PhysRevA.1.1099 PY - 1970 SP - 1099 EP - 1108 T2 - Physical Review A TI - Excitation of Atomic Hydrogen to the Metastable 2^2S1/2 State by Electron Impact UR - http://link.aps.org/doi/10.1103/PhysRevA.1.1099 VL - 1 SN - 0556-2791 ER -