21. * Further determination of interband lags between variations in B, V, R, and I bands in active galactic nuclei / S. G. Sergeev // Multiwavelength AGN Surveys and Studies: Proceed. of the IAU Symp. No. 304.- Dordrecht etc., 2014.- P. 247 - 248.

22. * Reverberation Mapping of the Seyfert 1 Galaxy NGC 7469 / B. M. Peterson, C. J. Grier, K. Horne,.. S. G. Sergeev,.. G. A. Borman,.. V. T. Doroshenko,.. Yu. S. Efimov,.. S. V. Nazarov, D. N. Okhmat et al. // The Astrophys. Journ.- 2014.- Vol. 795, No. 2.- P. 149 - 152.

23. * Analyzing polarization swings in 3C 279 / S. Kiehlmann, T. Savolainen, S. G. Jorstad,.. G. A. Borman,.. V. T. Doroshenko,.. S. V. Nazarov,.. N. G. Pulatova,.. S. G. Sergeev et al. // The Innermost Regions of Relativistic Jets and Their Magnetic Fields.- Granada, Spain.- 2013.- P. id. 06003. – (EPJ Web of Conf.; Vol. 61).

24. * The awakening of BL Lacertae: observations by Fermi, Swift and the GASP-WEBT / C. M. Raiteri, M. Villata, F. D’Ammando,.. G. A. Borman,..V. T. Doroshenko, Yu. S. Efimov,.. S. A. Klimanov,.. S. V. Nazarov,.. D. N. Okhmat,.. N. G. Pulatova,.. S. G. Sergeev et al. // Mon. Not. of the Royal Astron. Soc.- 2013.- Vol. 436, No. 2.- P. 1530 – 1545.

25. * BVRI CCD-Photometry of comparison stars in the fields of galaxies with active nuclei. V / V. T. Doroshenko, S. G. Sergeev, Yu. S. Efimov, G. A. Borman, D. N. Okhmat, N. G. Pulatova, S. V. Nazarov // Astrophysics.- 2013.- Vol. 56, No. 3.- P. 343 – 358 = BVRI CCD-фотометрия звезд сравнения в окрестностях галактик с активными ядрами. V / В. Т. Дорошенко, С. Г. Сергеев, Ю. С. Ефимов, Г. А. Борман, Д. Н. Охмат, Н. Г. Пулатова, С. В. Назаров // Астрофизика.- 2013.- Т. 56, Вып. 3.- С. 373 – 388.- Библиогр.: 13 назв.

26. * The Structure of the Broad-line Region in Active Galactic Nuclei. I. Reconstructed Velocity-delay Maps / C. J. Grier, B. M. Peterson, K. Horne,.. S. G. Sergeev,.. G. A. Borman,.. V. T. Doroshenko, Yu. S. Efimov,.. S. V. Nazarov, D. N. Okhmat et al. // The Astrophys. Journ.- 2013.- Vol. 764, No. 1.- P. 47 - 48.

27. * Supernova 2003ie Was Likely a Faint Type IIP Event / I. Arcavi, A. Gal-Yam, S. G. Sergeev // The Astron. Journ.- 2013.- Vol. 145, No. 4.- P. 99.

28. * V695 Per— A Candidate AA Tau variable in the young cluster IC 348 / O. Yu. Barsunova, V. P. Grinin, S. G. Sergeev // Astrophysics.- 2013.- Vol. 56, No. 3.- P. 395 – 406 = V695 Per – кандидат в переменные типа АА Tau молодом скоплении IC / О. Ю. Барсунова, В. П. Гринин, С. Г. Сергеев // Астрофизика.- 2013.- Т. 56, Вып. 3.- С. 429 – 440.- Библиогр.: 29 назв.

29. * Broad-line region kinematics and black hole mass in Markarian 6 / V. T. Doroshenko, S. G. Sergeev, S. A. Klimanov, V. I. Pronik, Yu. S. Efimov // Mon. Not. of the Royal Astron. Soc.- 2012.- Vol. 426, No. 1.- P. 416 - 426.

30. * Reverberation Lag for the High-ionization Component of the Broad-line Region in the Narrow-line Seyfert 1 Mrk 335 / C. J. Grier, B. M. Peterson, R. W. Pogge,.. S. G. Sergeev,.. G. A. Borman,.. V. T. Doroshenko, Yu. S. Efimov,.. S. V. Nazarov, D. N. Okhmat et al. // The Astrophys. Journ.- 2012. - Vol. 744, No. 1. – P. L4.

31. * Reverberation Mapping Results for Five Seyfert 1 Galaxies / C. J. Grier, B. M. Peterson, R. W. Pogge,.. S. G. Sergeev,.. G. A. Borman,.. V. T. Doroshenko,.. Yu. S. Efimov,.. S. V. Nazarov, D. N. Okhmat et al. // The Astrophys. Journ. – 2012. – Vol. 755, No. 1. – P. 60.

32. * The Brightest Gamma-Ray Flaring Blazar in the Sky: AGILE and Multi-wavelength Observations of 3C 454.3 During 2010 November / S. Vercellone, E. Striani, V. Vittori,.. G. A. Borman,.. Yu. S. Efimov,.. S. V. Nazarov,.. S. G. Gergeev et al. // The Astrophys. Journ. - 2011.- Vol. 736, No. 2.- P. L38.

33. * Multi-Frequency Studies of the Non-Stationary Radiation of the Blazar 3С 454.3 / A. E. Vol’vach, L. N. Vol’vach, A. M. Kut’kin,.. S. G. Sergeev, V. T. Doroshenko, Yu. S. Efimov, S. A. Klimanov, S. V. Nazarov, G. A. Borman, A. B. Pushkarev,.. N. G. Chesnok // Astronomy Reports.- 2011.- Vol. 55, No. 7.- P. 608 – 615 = Многочастотные исследования нестационарного излучения блазара 3С 454.3 / А. Е. Вольвач, Л. Н. Вольвач, А. М. Кутькин,.. С. Г. Сергеев, В. Т. Дорошенко,.. С. В. Назаров, Г. В. Борман, А. Б. Пушкарев,.. Н. Г. Чеснок // Астрон. журн.- 2011.- Т. 88, № 7.- С. 662 – 670.

34. * Variability of the 3C 390.3 nucleus in 2000-2007 and a new estimate of the central black hole Mass / S. G. Sergeev, S. A. Klimanov, V. T. Doroshenko, Yu. S. Efimov, S. V. Nazarov, V. I. Pronik // Mon. Not. of the Royal Astron. Soc.- 2011.- Vol. 410.- P. 1877 – 1885.

35. * Broad-line region kinematics and black hole mass in markarian 6 / V. T. Doroshenko, S. G. Sergeev, S. A. Klimanov, V. I. Pronik, Yu. S. Efimov // Relativity in Fundamental Astronomy: Dynamics, Reference Frames, and Data Analysis: (Proceed. of the Internat. Astron. Union Symposia and Colloquia), 5 (No. 261).- B. m., 2010.- P. 416.

36. * Photometric and kinematic properties of non-isolated and isolated AGNs / N. Chesnok,  S. Sergeev,  I. Vavilova et al. // Astrophysics and Cosmology after Gamow: Proceed. of the 4th Gamow International Conf. and the 9th Gamow Summer School “Astronomy and Beyond: Astrophysics, Cosmology, Radio Astronomy, High Energy Physics and Astrobiology”. – B.m.- 2010.- P. 328 - 334.- (AIP Conf. Proceed.; Vol. 1206).

37. * Relativistic plasma as the dominant source of the optical continuum emission in the broad-line radio galaxy 3C 120 / J. Leon-Tavares, A. P. Lobanov, V. H. Chavushyan,.. V. T. Doroshenko, S. G. Sergeev, Yu. S. Efimov, S. V. Nazarov // The Astrophys. Journ.- 2010. - Vol. 715, No. 1. - P. 355 - 361.

38. * Reverberation Mapping Measurements of Black Hole Masses in Six Local Seyfert Galaxies / K. D. Denney, B. M. Peterson, R. W. Pogge,..V. T. Doroshenko,.. Yu. S. Efimov,.. S. A. Klimanov,.. S. V. Nazarov,.. S. G. Sergeev et al. // The Astrophys. Journ.- 2010. - Vol. 721, No. 1. - P. 715 – 737.

39. * Reverberation Mapping Results from MDM Observatory / K. D. Denney, B. M. Peterson, R. W. Pogge,.. S. G. Sergeev et al. // Co-Evolution of Central Black Holes and Galaxies: Proceed. of the IAU Symp., No. 267.- Dordrecht etc., 2010.- P. 201.

40. * Twelve years of X-ray and optical variability in the Seyfert galaxy NGC 4051 / E. Breedt, I. M. Hardy, P. Arevalo,.. S. G. Sergeev,.. N. G. Chesnok et al. // Mon. Not. of the Royal Astron. Soc.- 2010.- Vol. 403, No. 2.- P. 605 - 619.