TY  - RPRT
TI  - Spectral classification of U II energy levels using pattern-recognition techniques.
AU  - RV Lewis
AU  - KL Peterson
PY  - 1988
DO  - 10.1103/physreva.38.3773
UR  - https://pubmed.ncbi.nlm.nih.gov/9900819/
ID  - 9900819
ER  -