TY  - RPRT
TI  - Precise density-functional method for periodic structures.
AU  - te Velde G
AU  - EJ Baerends
PY  - 1991
DO  - 10.1103/physrevb.44.7888
UR  - https://pubmed.ncbi.nlm.nih.gov/9998719/
ID  - 9998719
ER  -