TY  - RPRT
TI  - Exact solutions for hydrogenic donor states in a spherically rectangular quantum well.
AU  - JL Zhu
PY  - 1989
DO  - 10.1103/physrevb.39.8780
UR  - https://pubmed.ncbi.nlm.nih.gov/9947605/
ID  - 9947605
ER  -