TY  - RPRT
TI  - Quantum fluctuation and phase transition in a harmonic two-electron atomic model with variable dimensionality.
AU  - C Franck
PY  - 1993
DO  - 10.1103/physreva.47.119
UR  - https://pubmed.ncbi.nlm.nih.gov/9908901/
ID  - 9908901
ER  -