TY  - RPRT
TI  - Laser action generated within a light pipe: A concept
AU  - Elachi, C.
AU  - Evans, G. A.
AU  - Yeh, Y. C. M.
PY  - 1975
UR  - https://ntrs.nasa.gov/citations/19750000127
ID  - 19750000127
ER  -