Publisher
Springer Science and Business Media LLC
Subject
Space and Planetary Science,Astronomy and Astrophysics
Reference19 articles.
1. Aharonian, F.A., Akhperjanian, A.G., Barrio, J.A. et al.: 2000, A&A 353, 847.
2. Atkins, R., Benbow, W., Berley, D. et al.: 2003, ApJ 595, 803.
3. Chadwick, P.M., Lyons, K., McComb, T.J.L., Orford, K.J., Osborne, J.L., Rayner, S.M., Shaw, S.E. and Turver, K.E.: 1999, ApJ 521, 547.
4. Costamante, L. and Ghisellini, G.: 2002, A&A 384, 56.
5. de Jager, O.C. and Stecker, F.W.: 2002, ApJ 566, 738.