TY  - RPRT
TI  - Galactic gamma rays: Models involving variable cosmic-ray density
AU  - Strong, A. W.
AU  - Wdowczyk, J.
AU  - Wolfendale, A. W.
PY  - 1973
UR  - https://ntrs.nasa.gov/citations/19740006371
ID  - 19740006371
ER  -