V. Chavushyan

Steps toward Determination of the Size and Structure of the Broad‐Line Region in Active Galactic Nuclei. XVI. A 13 Year Study of Spectral Variability in NGC 5548

B. M. Peterson, P. Berlind, R. Bertram et al. · The Astrophysical Journal · 2002 · 201 citations · Full text

Observations of the First Electromagnetic Counterpart to a Gravitational-wave Source by the TOROS Collaboration

M. C. Díaz, Lucas M. Macri, D. G. Lambas et al. · The Astrophysical Journal Letters · 2017 · 133 citations · Full text

Electromagnetic Counterpart, Relativistic Astrophysics, Photometry +13

Authenticating the Presence of a Relativistic Massive Black Hole Binary in OJ 287 Using Its General Relativity Centenary Flare: Improved Orbital Parameters

Lankeswar Dey, M. J. Valtonen, A. Gopakumar et al. · The Astrophysical Journal · 2018 · 117 citations · Full text

Black Hole Dynamic, Order Emission, Photometry +14

SPECTRAL OPTICAL MONITORING OF THE NARROW-LINE SEYFERT 1 GALAXY Ark 564

A. I. Shapovalova, Luka Č. Popović, A. N. Burenkov et al. · The Astrophysical Journal Supplement Series · 2012 · 94 citations · Full text

Cosmic Abundance, Galaxy Ark 564, Photometry +14

FLARE-LIKE VARIABILITY OF THE Mg II λ2800 EMISSION LINE IN THE γ-RAY BLAZAR 3C 454.3

J. León-Tavares, V. Chavushyan, V. Patiño-Álvarez et al. · The Astrophysical Journal Letters · 2013 · 88 citations · Full text