| 2017 | Shapovalova, Alla I.; Popovi?, L. ?.; Chavushyan, V. H.; Afanasiev, V. L.; Ili?, D.; Kova?evi?, A.; Burenkov, A. N.; Kollatschny, W.; Spiridonova, O.; Valdes, J. R.; Bochkarev, N. G.; Patino-Alvarez, V.; Carrasco, L.; Zhdanova, V. E.: Long-term optical spectral monitoring of NGC 7469. In: Monthly Notices of the Royal Astronomical Society, 2017, 4759 -4775 |
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| 2017 | Raki?, N.; La Mura, G.; Ili?, D.; Shapovalova, A. I.; Kollatschny, W.; Rafanelli, P.; Popovi?, L. ?.: The intrinsic Baldwin effect in broad Balmer lines of six long-term monitored AGNs. In: Astronomy & Astrophysics,, 2017, 1-12 |
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| 2016 | Shapovalova, A. I.; Popović, L. Č.; Chavushyan, V. H.; Burenkov, A. N.; Ilić, D.; Kollatschny, W. et al.: First Long-term Optical Spectral Monitoring of a Binary Black Hole Candidate E1821+643. I. Variability of Spectral Lines and Continuum. In: The Astrophysical Journal Supplement Series, 2016, id. 25, -18 pp. |
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| 2015 | Afanasiev, Victor L.; Popović, Luka Č.: Polarization in LinesA New Method for Measuring Black Hole Masses in Active Galaxies. In:
The Astrophysical Journal Letters, 2015, L35, 4 pp. |
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| 2015 | Kovačević-Dojčinović, Jelena; Popović, Luka Č.: The Connections Between the UV and Optical Fe ii Emission Lines in Type 1 AGNs. In: The Astrophysical Journal Supplement Series, 2015, id. 35, 20 pp. |
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| 2014 | Kovačević, Jelena; Popović, Luka Č.; Kollatschny, Wolfram: A model for the Balmer pseudocontinuum in spectra of type 1 AGNs. In: Advances in Space Research, 2014, 1347-1354 |
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| 2014 | Popović, L. Č.; Shapovalova, A. I.; Ilić, D.; Burenkov, A. N.; Chavushyan, V. H.; Kollatschny, W.; Kovačević, A.; Valdés, J. R.; León-Tavares, J. et al.: Spectral optical monitoring of the double-peaked emission line AGN Arp 102B. II. Variability of the broad line properties. In: Astronomy & Astrophysics, 2014, id.A66, 17 pp. |
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| 2013 | Luka C. Popović, Melita Vidaković, Djordje S. Kostić: Resources of Danubian Region: The possibility of cooperation and utilization. Humboldt-Club Servien, 2013 |
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| 2013 | Shapovalova, A. I.; Popović, L. Č.; Burenkov, A. N.; Chavushyan, V. H.; Ilić, D.; Kollatschny, W.; Kovačević, A.; et al.: Spectral optical monitoring of a double-peaked emission line AGN Arp 102B. Variability of spectral lines and continuum. In: Astronomy & Astrophysics, 2013, id.A10, 17 pp. |
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| 2012 | Shapovalova, A. I.; Popović, L. Č.; Burenkov, A. N.; Chavushyan, V. H.; Ilić, D.; Kovačević, A.; Kollatschny, W. et al.: Spectral Optical Monitoring of the Narrow-line Seyfert 1 Galaxy Ark 564. In: The Astrophysical Journal Supplement,, 2012, id. 10, 22 pp. |
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| 2011 | Luka Č. Popović and Jelena Kovačević: OPTICAL EMISSION-LINE PROPERTIES OF A SAMPLE OF THE BROAD-LINE ACTIVE GALACTIC NUCLEI: THE BALDWIN EFFECT AND EIGENVECTOR 1. In: The Astrophysical Journal, 2011, 1-11 |
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| 2011 | Popović, L. Č.; Shapovalova, A. I.; Ilić, D.; Kovačević, A.; Kollatschny, W.; Burenkov, A. N.; Chavushyan, V. H.; Bochkarev, N. G.; León-Tavares, J.: Spectral optical monitoring of 3C 390.3 in 1995-2007. II. Variability of the spectral line parameters. In: Astronomy and Astrophysics, 2011, id.A130 |
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| 2010 | Shapovalova, A. I.; Popović, L. Č.; Burenkov, A. N.; Chavushyan, V. H.; Ilić, D.; Kollatschny, W.; Kovačević, A.; Bochkarev, N. G.; et al.: Spectral optical monitoring of 3C 390.3 in 1995-2007. I. Light curves and flux variation in the continuum and broad lines. In: Astronomy and Astrophysics, 2010, id.A42 |
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| 2008 | A. I. Shapovalova, L. C. Popovic, S. Collin et al.: Long-term variability of the optical spectra of NGC 4151 I. Light curves and flux correlations. In: Astronomy & Astrophysics, 2008, 99-111 |
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| 2008 | P. Jovanovic and Luka C. Popovic: Observational effects of strong gravity in vicinity of supermassive black holes. In: Fortschritte der Physik
(http://www3.interscience.wiley.com/journal/117954105/abstract), 2008, 456 -461 |
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| 2005 | Luka C. Popovic: Connection between the X-ray, UV and optical emission line regions of AGN. In: MEMORIE della Società Astronomica Italiana, 2005, 43-46 |
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| 2005 | M. S. Dimitrijevic, T. Ryabchikova, L. C. Popovic,D. Shulyak and S. Khan: On the influence of Stark broadening on Cr I lines in stellar atmospheres. In: Astronomy & Astrophysics, 2005, 1191-1198 |
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| 2005 | Luka C. Popovic, George Chartas: The influence of gravitational lensing on the spectra of lensed quasi-stellar objects. In: Monthly Notices of the Royal Astronomical Society, 2005, 135-144 |
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| 2004 | Luka C. Popovic,Evencio Mediavilla, Edi Bon, Dragana Ilic: Contribution of the disk emission to the broad emission lines in AGNs: Two-component model. In: Astronomy & Astrophysics, 2004, 909-918 |
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| 2004 | Luka C. Popovic: Diagnostic of Plasma Properties in Broad Line Region of AGNs. In: G. Bertin, D. Farina, R. Pozzoli, PLASMAS IN THE LABORATORY AND IN THE UNIVERSE. American Institute of Physics, Melville, 2004. 330-333 |
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| 2004 | Luka C. Popovic, Evencio Mediavilla, Edi Bon, Dragana Ilic: Emission Line Region in a sample of 12 active galactic nuclei.. In: T. Storchi-Bergmann Luis C. Ho H. R. Schmitt, The Interplay among
Black
Holes,Stars and ISM in Galactic Nuclei. Cambridge University Press, 2004. 355-356 |
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| 2004 | Luka C. Popovic, Evencio G. Mediavilla, Edi Bon, Dragana Ilic, Gotthard Richter: H II emission line region in LEDA 212995, a small neighboring
galaxy of Mrk 1040. In: Astronomische Nachricten, 2004, 376-379 |
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| 2004 | L. Christensen, S. F. Sanchez, K. Jahnke, T. Becker, L. Wisotzki, A. Kelz, L.
C. Popovic and M. M. Roth: Integral field spectroscopy of extended Ly - alpha emission from the
DLA galaxy in Q2233+131. In: Astronomy and Astrophyscs, 2004, 487-498 |
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| 2004 | A. F. Zakharov, L. C. Popovic, P. Jovanovic: On the contribution of microlensing to X-ray variability
of high-redshifted QSOs. In: Astronomy and Astrophysics, 2004, 881-888 |
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| 2003 | Luka C. Popovic: Balmer Lines as Diagnostics of Physical Conditions in
Active Galactic Nuclei Broad Emission Line Regions. In: Astrophysical Journal, 2003, 140-146 |
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| 2003 | Luka C. Popovic, Gotthard Richter: Diagnostic of Physical Conditions in AGN BLR
. In: Publication of Astronomical Observatory Belgrade
(Proc. of IV Serbian Conference on Spectral Line
Shapes, 10-15 October, 2003, Arandjelovac, Serbia;
Eds. M.S. Dimitrijevic, L.C. Popovic, N. Milovanovic), 2003, 221-224 |
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| 2003 | Luka C. Popovic, Evencio G. Mediavilla, Edi Bon,
Natasha Stanic, Alexandar Kubichela: The Line Emission Region in III Zw2: Kinematics and
Variability. In: Astrophysical Journal, 2003, 185-192 |
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