TY  - RPRT
TI  - Exchange-correlation functional for atoms and molecules.
AU  - C Lee
AU  - RG Parr
PY  - 1990
DO  - 10.1103/physreva.42.193
UR  - https://pubmed.ncbi.nlm.nih.gov/9903792/
ID  - 9903792
ER  -