TY  - RPRT
TI  - The small radio source at the galactic center
AU  - Kellermann, K. I.
AU  - Shaffer, D. B.
AU  - Clark, B. G.
AU  - Geldzahler, B. J.
PY  - 1977
UR  - https://ntrs.nasa.gov/citations/19770051176
ID  - 19770051176
ER  -