TY  - JOUR
AU  - Young, B
AU  - Cruz, F
AU  - Bergquist, James
AU  - Itano, Wayne
C2  - Physical Review Letters
DA  - 1999-05-10 00:05:00
LA  - en
M1  - 82
PB  - Physical Review Letters
PY  - 1999
TI  - Visible Lasers with Subhertz Linewidths,
UR  - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=105714
ER  -