N. Nizhelsky

Monitoring of 1-22 GHz Instantaneous Spectra of 550 Compact Extragalactic Objects in 1997-1998

V. N. Sidorenkov, Y. Kovalev, Y. Kovalev, 1999 .

Multiwavelength behaviour of the blazar 3C 279: decade-long study from γ-ray to radio

Manash R. Samal, W-P. Chen, M. Gurwell, 2020, Monthly Notices of the Royal Astronomical Society.

Survey of instantaneous 1-22 GHz spectra of 550 compact extragalactic objects with declinations from -30 deg to +43 deg

Y. Kovalev, Y. Kovalev, A. V. Bogdantsov, 1999, astro-ph/0408264.

Broad-band Radio Spectra Variability of 550 AGN in 1997-2001

Y. Kovalev, Y. Kovalev, N. Nizhelsky, 2002, Publications of the Astronomical Society of Australia.

Broad-Band Spectra Study of 213 VSOP 5-GHz Survey Sources

Y. Kovalev, Y. Kovalev, N. Nizhelsky, 2000 .

RATAN-600 and RadioAstron reveal the neutrino-associated blazar TXS 0506+056 as a typical variable AGN

K. Sokolovsky, P. Edwards, Y. Kovalev, 2020 .