TY  - RPRT
TI  - Deep impurity levels in semiconductor superlattices.
AU  - SY Ren
AU  - JD Dow
AU  - J Shen
PY  - 1988
DO  - 10.1103/physrevb.38.10677
UR  - https://pubmed.ncbi.nlm.nih.gov/9945923/
ID  - 9945923
ER  -