TY  - RPRT
TI  - Laser spectroscopy.
AU  - M S Feld
AU  - V S Letokhov
PY  - 1973
DO  - 10.1038/scientificamerican1273-69
UR  - https://pubmed.ncbi.nlm.nih.gov/4756436/
ID  - 4756436
ER  -