TY  - RPRT
TI  - Angular forces in group-VI transition metals: Application to W(100).
AU  - AE Carlsson
PY  - 1991
DO  - 10.1103/physrevb.44.6590
UR  - https://pubmed.ncbi.nlm.nih.gov/9998532/
ID  - 9998532
ER  -