TY  - RPRT
TI  - Two-component exciton model: Basic formalism away from shell closures.
AU  - C Kalbach
PY  - 1986
DO  - 10.1103/physrevc.33.818
UR  - https://pubmed.ncbi.nlm.nih.gov/9953213/
ID  - 9953213
ER  -