TY  - RPRT
TI  - A Penning discharge source for extreme ultraviolet calibration
AU  - Finley, David S.
AU  - Jelinsky, Patrick
AU  - Bowyer, Stuart
AU  - Malina, Roger F.
PY  - 1986
UR  - https://ntrs.nasa.gov/citations/19880025474
ID  - 19880025474
ER  -