Items

• Time Delay Evolution of Five Active Galactic Nuclei (2015-12)

  A. Kovačević, L. Popović, A. Shapovalova, D. Ilić, A. Burenkov, V. Chavushyan, Time Delay Evolution of Five Active Galactic Nuclei, JOURNAL OF ASTROPHYSICS AND ASTRONOMY, Vol. 36, No. 4, pp. 475 - 493, Dec, 2015

• First Long-term Optical Spectral Monitoring of a Binary Black Hole Candidate E1821+643. I. Variability of Spectral Lines and Continuum (2016-02)

  A. Shapovalova, L. Popović, V. Chavushyan, A. Burenkov, D. Ilić, W. Kollatschny, A. Kovačević, J. Valdes, V. Patino-Alvarez, J. Leon-Tavares, J. Torrealba, V. Zhdanova, First Long-term Optical Spectral Monitoring of a Binary Black Hole Candidate E1821+643. I. Variability of Spectral Lines and Continuum, ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES, Vol. 222, No. 2, pp. 1 - 18, Feb, 2016

• Line shifts in accretion disks—the case of Fe Kα (2016-02)

  P. Jovanović, V. Borka Jovanović, D. Borka, L. Popović, Line shifts in accretion disks—the case of Fe Kα, ASTROPHYSICS AND SPACE SCIENCE, Vol. 361, pp. 1 - 8, Feb, 2016

• Line shifts and sub-pc super-massive binary black holes (2016-02)

  S. Simić, L. Popović, Line shifts and sub-pc super-massive binary black holes, ASTROPHYSICS AND SPACE SCIENCE, Vol. 361, pp. 1 - 10, Feb, 2016

• Virilization of the Broad Line Region in Active Galactic Nuclei—connection between shifts and widths of broad emission lines (2016-03)

  S. Jonić, J. Kovačević-Dojčinović, D. Ilić, L. Popović, Virilization of the Broad Line Region in Active Galactic Nuclei—connection between shifts and widths of broad emission lines, ASTROPHYSICS AND SPACE SCIENCE, Vol. 361, pp. 1 - 24, Mar, 2016

• Baldwin Effect and Additional BLR Component in AGN with Superluminal Jets (2016-06)

  V. Patino-Alvarez, J. Torrealba, V. Chavushyan, I. Cruz Gonzales, T. Arshakian, J. Leon-Tavares, L. Popović, Baldwin Effect and Additional BLR Component in AGN with Superluminal Jets, FRONTIERS IN ASTRONOMY AND SPACE SCIENCES, Vol. 3, No. 19, pp. 1 - 12, Jun, 2016

• Evidence for Periodicity in 43 year-long Monitoring of NGC 5548 (2016-08)

  E. Bon, S. Zucker, H. Netzer, P. Marziani, P. Jovanović, A. Shapovalova, S. Komossa, C. Gaskell, L. Popović, S. Britzen, V. Chavushyan, A. Burenkov, S. Sergeev, G. La Mura, J. Valdes, M. Stalevski, Evidence for Periodicity in 43 year-long Monitoring of NGC 5548, ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES, Vol. 225, No. 2, pp. 1 - 15, Aug, 2016

• Behaviour of Electron Content in the Ionospheric D-Region During Solar X-Ray Flares (2016-12)

  D. Todorović, V. Čadež, J. Bajčetić, L. Popović, D. Blagojević, A. Nina, Behaviour of Electron Content in the Ionospheric D-Region During Solar X-Ray Flares, Serbian Astronomical Journal, Vol. 193, pp. 11 - 18, Dec, 2016

• Periodicity in the continua and broad line curves of a quasar E1821+643 (2017-01)

  A. Kovačević, L. Popović, A. Shapovalova, D. Ilić, Periodicity in the continua and broad line curves of a quasar E1821+643, ASTROPHYSICS AND SPACE SCIENCE, Vol. 362, No. 2, pp. 1 - 13, Jan, 2017

• Long-term optical spectral monitoring of NGC 7469 (2017-04)

  A. Shapovalova, L. Popović, V. Chavushyan, V. Afanasiev, D. Ilić, A. Kovačević, A. Burenkov, W. Kollatschny, O. Spiridonova, J. Valdes, N. Bochkarev, V. Patino-Alvarez, L. Carrasco, V. Zhdanova, Long-term optical spectral monitoring of NGC 7469, MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, Vol. 466, No. 4, pp. 4759 - 4775, Apr, 2017

• Black Hole Mass Estimation in Type 1 AGN: Hβ vs. Mg II Lines and the Role of Balmer Continuum (2017-07)

  J. Kovačević-Dojčinović, S. Marčeta-Mandić, L. Popović, Black Hole Mass Estimation in Type 1 AGN: Hβ vs. Mg II Lines and the Role of Balmer Continuum, FRONTIERS IN ASTRONOMY AND SPACE SCIENCES, pp. 1 - 6, Jul, 2017

• Diagnostics of plasma in the ionospheric D-region: detection and study of different ionospheric disturbance types (2017-07)

  A. Nina, V. Čadež, L. Č. Popović, V. A. Srečković, Diagnostics of plasma in the ionospheric D-region: detection and study of different ionospheric disturbance types, EUROPEAN PHYSICAL JOURNAL D, pp. 1 - 12, Jul, 2017

• The intrinsic Baldwin effect in broad Balmer lines of six long-term monitored AGNs (2017-07)

  N. Rakić, G. La Mura, D. Ilić, A. I. Shapovalova, W. Kollatschny, P. Rafanelli, L. Č. Popović, The intrinsic Baldwin effect in broad Balmer lines of six long-term monitored AGNs, ASTRONOMY AND ASTROPHYSICS, Vol. 603, No. A49, pp. 1 - 12, Jul, 2017

• Long-Term Monitoring of the Broad-Line Region Properties in a Selected Sample of AGN (2017-09)

  D. Ilić, A. Shapovalova, L. Popović, V. Chavushyan, A. Burenkov, W. Kollatschny, A. Kovačević, S. Marčeta-Mandić, N. Rakić, G. La Mura, P. Rafanelli, Long-Term Monitoring of the Broad-Line Region Properties in a Selected Sample of AGN, FRONTIERS IN ASTRONOMY AND SPACE SCIENCES, pp. 1 - 6, Sep, 2017

• Low ionospheric reactions on tropical depressions prior hurricanes (2017-10)

  A. Nina, M. Radovanović, B. Milovanović, A. Kovačević, J. Bajčetić, L. Popović, Low ionospheric reactions on tropical depressions prior hurricanes, ADVANCES IN SPACE RESEARCH, Vol. 60, No. 8, pp. 1866 - 1877, Oct, 2017

• The optical versus mid-infrared spectral properties of 82 Type 1 AGNs: coevolution of AGN and starburst (2017-11)

  M. Lakićević, J. Kovačević-Dojčinović, L. Č. Popović, The optical versus mid-infrared spectral properties of 82 Type 1 AGNs: coevolution of AGN and starburst, MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, Vol. 472, No. 1, pp. 334 - 349, Nov, 2017

• Physical and kinematical properties of central part of active galaxies, From narrow to broad emission lines (2004)

  L. Popović, Physical and kinematical properties of central part of active galaxies, From narrow to broad emission lines, Proceedings of 17th International conference on spectral line shapes, pp. 257 - 264, 2004

• Activities at Belgrade Astronomical Observatory on Collecting of Data and Their Organization in a Database (2005)

  M. Dimitrijević, L. Popović, Activities at Belgrade Astronomical Observatory on Collecting of Data and Their Organization in a Database, irtual Observatory: Plate Content Digitization, Archive Mining and Image Sequence Processing, iAstro workshop, Sofia, Bulgaria, 2005 proceedings, pp. 115 - 123, 2005

• Physical Properties of the Broad-line Region (2006)

  D. Ilić, G. La Mura, L. Popović, A. Shapovalova, S. Ciroi, V. Chavushyan, P. Rafanelli, A. Burenkov, A. Marcado, Physical Properties of the Broad-line Region, ASP Conference Series, Vol. 373, pp. 405 - 406, 2006

• Investigation of the Innermost Part of Active Galactic Nuclei by Gravitational Microlensing (2006)

  L. Popović, P. Jovanović, T. Petrović, Investigation of the Innermost Part of Active Galactic Nuclei by Gravitational Microlensing, ASP Conference Series, Vol. 373, pp. 411 - 412, 2006