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19942022
most citedA 3 dimensional diagnostic diagram for Seyfert 2s: probing X-ray absorption and Compton thickness

453 citations · 3.3k across the 50 of their papers we have counts for

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astro-ph1994★ 28 cited

The variable ROSAT X-ray spectrum of the BL Lac 0716+714

M. Cappi, A. Comastri, S. Molendi +3

The BL Lac object 0716+714 is a powerful flat spectrum radio source detected by CGRO-EGRET at -ray energies. It has been observed for about 21000 s over two days by the X-ray te…