TY - JOUR AU - Mitchell Begelman AU - B. Rudak AU - Marek Sikora BT - The Astrophysical Journal DA - 10/1990 DO - 10.1086/169241 PY - 1990 EP - 38 T2 - The Astrophysical Journal TI - Consequences of relativistic proton injection in active galactic nuclei UR - http://articles.adsabs.harvard.edu/full/1990ApJ...362...38B VL - 362 SN - 0004-637X ER -