Discovery of optical flickering from the symbiotic star EF Aquilae

1. Zamanov, R.K.
2. Boeva, S.
3. Nikolov, Y.M.
4. Petrov, B.
5. Bachev, R.
6. Latev, G.Y.
7. Popov, V.A.
8. Stoyanov, K.A.
9. Bode, M.F.
10. Martí, J.
11. Tomov, T.
12. Antonova, A.