TY - JOUR AU - K. Scheibner AU - J. Weisheit AU - N. Lane BT - Physical Review A DA - Jan-02-1987 DO - 10.1103/PhysRevA.35.1252 PY - 1987 SP - 1252 EP - 1268 T2 - Physical Review A TI - Plasma screening effects on proton-impact excitation of positive ions UR - http://link.aps.org/doi/10.1103/PhysRevA.35.1252 VL - 35 SN - 0556-2791 ER -