M. Ackermann, M. Ajello, A. Albert, W. B. Atwood, L. Baldini, J. Ballet, G. Barbiellini, D. Bastieri, et al., Astrophys. J. 799, 86A (2015); arXiv: 1410. 3696v1 [astro-ph. HE] (2014).
V. Berezinsky and O. Kalashev, Phys. Rev. D 24, 023007 (2016); arXiv: 1603. 03989v1 [astro-ph. HE] (2016).
V. Berezinsky, A. Gazizov, and O. Kalashev, Astropart. Phys. 84, 52 (2016); arXiv: 1606. 09293v2 [astro-ph. HE] (2016).
R. D. Blandford and R. L. Znajek, Mon. Not. R. Astron. Soc. 179, 433 (1977).
W. Essey, S. Ando, and A. Kusenko, Astropart. Phys. 35, 135 (2011).
Fermi LAT Performance. http://www. slac. stanford. edu/exp/glast/groups/canda/lat_Performance. htm.
E. Gavish and D. Eichler, Astrophys. J. 822, 56 (2016); arXiv: 1603. 040 [astro-ph. HE] (2016).
G. Giacinti, M. Kachelriess, O. Kalashev, A. Neronov, and D. V. Semikoz, Phys. Rev. D 92, 083016 (2015); arXiv: 1507. 07534 v2 [astro-ph. HE] (2015).
K. Greisen, Phys. Rev. Lett. 16, 748 (1966).
C. D. Haswell, T. Tajima, and J.-I. Sakai, Astrophys. J. 401, 495 (1992).
S. Hayakawa, Prog. Theor. Phys. 37, 594 (1966).
Y. Inoue, S. Inoue, M. A. R. Kobayashi, R. Makiya, Y. Niino, and T. Totani, Astrophys. J. 768, 197 (2013); arXiv: 1212. 1683v2 [astro-ph. CO] (2013).
O. E. Kalashev and E. Kido, J. Exp. Theor. Phys. 120, 790 (2015).
N. S. Kardashev, Mon. Not. R. Astron. Soc. 522, 205 (1995).
P. P. Kronberg, in Cosmic Magnetic Fields, Ed. by R. Wielebinski and R. Beck (Springer, Berlin, Heidelberg, 2005), p. 9.
M. di Mauro, arXiv:1601. 04323v1 [astro-ph. HE] (2016).
M. di Mauro, F. Donato, G. Lamanna, D. A. Sanchez, and P. D. Serpico, Astrophys. J. 786, 129 (2014); arXiv: 1311. 5708 [astro-ph. HE] (2013).
O. Prilutsky and I. L. Rozental, Acta Phys. Hung. Suppl. 129, 51 (1970).
R. J. Protheroe and P. L. Biermann, Astropart. Phys. 6, 45 (1996).
R. J. Protheroe and P. L. Biermann, Astropart. Phys. 7, 181(E) (1997).
A. A. Shatsky and N. S. Kardashev, Astron. Rep. 46, 639 (2002).
V. Smolčić, M. Novak, I. Delvecchio, L. Ceraj, M. Bondi, J. Delhaize, S. Marchesi, E. Murphy, E. Schinnerer, E. Vardoulaki, and G. Zamorani, Astron. Astrophys. 602, A6 (2017); arXiv: 1705. 07090v1 [astro-ph. GA] (2017).
N. P. Topchiev, A. M. Galper, V. Bonvicini, et al., J. Phys.: Conf. Ser. 798, 012011 (2017).
A. V. Uryson, Eur. Phys. J. Conf. 145, 19007 (2017a).
A. V. Uryson, Astron. Lett. 43, 529 (2017b).
V. Verzi, D. Ivanov, and Y. Tsunesada, arXiv: 1705. 09111v1 [astro-ph. HE] (2017).
A. F. Zakharov, N. S. Kardashev, V. N. Lukash, and S. V. Repin, Mon. Not. R. Astron. Soc. 342, 1325 (2003).
G. T. Zatsepin and V. A. Kuzmin, JETP Lett. 4, 78 (1966).