TY  - RPRT
TI  - Two electrons in an external oscillator potential: The hidden algebraic structure.
AU  - A Turbiner
PY  - 1994
DO  - 10.1103/physreva.50.5335
UR  - https://pubmed.ncbi.nlm.nih.gov/9911538/
ID  - 9911538
ER  -