TY  - RPRT
TI  - Relativistic neutrons in active galactic nuclei
AU  - Sikora, Marek
AU  - Begelman, Mitchell C.
AU  - Rudak, Bronislaw
PY  - 1989
UR  - https://ntrs.nasa.gov/citations/19890054862
ID  - 19890054862
ER  -