TY - JOUR AU - D. Luo AU - A. Pradhan BT - Physical Review A DA - Jan-01-1990 DO - 10.1103/PhysRevA.41.165 PY - 1990 SP - 165 EP - 173 T2 - Physical Review A TI - R-matrix calculations for electron-impact excitation of C+, N2+, and O3+ including fine structure UR - http://link.aps.org/doi/10.1103/PhysRevA.41.165 VL - 41 SN - 1050-2947 ER -