TY  - RPRT
TI  - Single-, triple-, or multiple-band Hubbard models.
AU  - H Eskes
AU  - GA Sawatzky
PY  - 1991
DO  - 10.1103/physrevb.44.9656
UR  - https://pubmed.ncbi.nlm.nih.gov/9998952/
ID  - 9998952
ER  -