TY  - RPRT
TI  - Cosmic ray sources: Evidence for two acceleration mechanisms
AU  - Ramaty, R.
AU  - Balasubrahmanyan, V. K.
AU  - Ormes, J. F.
PY  - 1972
UR  - https://ntrs.nasa.gov/citations/19730007114
ID  - 19730007114
ER  -