TY  - RPRT
TI  - Study of the X rays produced by a vacuum spark.
AU  - Cohen, L.
AU  - Feldman, U.
AU  - Swartz, M.
AU  - Underwood, J. H.
PY  - 1968
UR  - https://ntrs.nasa.gov/citations/19680050593
ID  - 19680050593
ER  -