Detection of a compact radio source near the center of a gravitational lens: Quasar image or galactic core?

1. Gorenstein, M.V.
2. Shapiro, I.I.
3. Cohen, N.L.
4. Corey, B.E.
5. Falco, E.E.
6. Marcaide, J.M.
7. Rogers, A.E.E.
8. Whitney, A.R.
9. Porcas, R.W.
10. Preston, R.A.
11. Rius, A.