. Antonucci, R. Unified models for active galactic nuclei and quasars. Annu. Rev. Astron. Astrophys. 31, 473–521 (1993). Article ADS CAS Google Scholar Netzer, H. Revisiting the unified model of …
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. Antonucci, R. Unified models for active galactic nuclei and quasars. Annu. Rev. Astron. Astrophys. 31, 473–521 (1993). Article ADS CAS Google Scholar Netzer, H. Revisiting the unified model of …
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