TY  - RPRT
TI  - Effective masses and sum rules in strained Si/Ge structures.
AU  - M Gell
PY  - 1990
DO  - 10.1103/physrevb.41.7611
UR  - https://pubmed.ncbi.nlm.nih.gov/9993055/
ID  - 9993055
ER  -