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20032023
most citedA massive binary black-hole system in OJ287 and a test of general relativity

416 citations · 1.6k across the 44 of their papers we have counts for

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Showing 2015Show all

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astro-ph.HE2015★ 268 cited

Multiwavelength Evidence for Quasi-periodic Modulation in the Gamma-ray Blazar PG 1553+113

The Fermi LAT collaboration, M. Ackermann, M. Ajello +139

We report for the first time a gamma-ray and multi-wavelength nearly-periodic oscillation in an active galactic nucleus. Using the Fermi Large Area Telescope (LAT) we have discover…