Rieger، F. M.؛ Mannheim، K. (2000). "Particle acceleration by rotating magnetospheres in active galactic nuclei". Astronomy and Astrophysics. ج. 353: 473. arXiv:astro-ph/9911082. Bibcode:2000A&A...353..473R.
Rieger، F. M.؛ Mannheim، K. (2000). "Particle acceleration by rotating magnetospheres in active galactic nuclei". Astronomy and Astrophysics. ج. 353: 473. arXiv:astro-ph/9911082. Bibcode:2000A&A...353..473R.