TY  - RPRT
TI  - Fully numerical relativistic calculations for diatomic molecules using the finite-element method.
AU  - L Yang
AU  - D Heinemann
AU  - D Kolb
PY  - 1993
DO  - 10.1103/physreva.48.2700
UR  - https://pubmed.ncbi.nlm.nih.gov/9909918/
ID  - 9909918
ER  -