TY  - RPRT
TI  - Two-electron excitations in atomic calcium. II. Fine-structure effects.
AU  - L Kim
AU  - CH Greene
PY  - 1987
DO  - 10.1103/physreva.36.4272
UR  - https://pubmed.ncbi.nlm.nih.gov/9899381/
ID  - 9899381
ER  -