TY  - GEN
AU  - Angeli,Celestino
AU  - Bories,Benoît
AU  - Cavallini,Alex
AU  - Cimiraglia,Renzo
TI  - Third-order multireference perturbation theory: the n-electron valence state perturbation-theory approach
SN  - 0021-9606
PY  - 2006///1120
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1063/1.2148946
ER  -