- A Method to Measure the Unbiased Decorrelation Timescale of the AGN Variable Signal from Structure Functions - Academic press: - The Astrophysical Journal  (rok: 2017, tom: 835/2, strony: ID 250, 5 stron), Wydawca: The American Astronomical Society 
- Light-curve Instabilities of β Lyrae Observed by the BRITE Satellites - Authors: - Slavek Rucinski, Andrzej Pigulski, Adam Popowicz, Rainer Kuschnig, Szymon Kozłowski i in. 
- Academic press: - The Astronomical Journal  (rok: 2018, tom: 156, strony: ID.12), Wydawca: The American Astronomical Society 
- Variable classification in the LSST era: exploring a model for quasi-periodic light curves - Authors: - Joel C. Zinn, Christopher S. Kochanek, Szymon Kozłowski, Andrzej Udalski i in. 
- Academic press: - Monthly Notices of the Royal Astronomical Society  (rok: 2017, tom: 468/2, strony: 2189-2205), Wydawca: The Royal Astronomical Society 
- Revisiting Stochastic Variability of AGNs with Structure Functions - Academic press: - The Astrophysical Journal  (rok: 2016, tom: 826/2, strony: ID 118, 16 stron), Wydawca: The American Astronomical Society 
- Discovery of Two Quasars at z = 5 from the OGLE Survey - Authors: - Szymon Kozłowski, Eduardo Banados i in. 
- Academic press: - The Astrophysical Journal  (rok: 2019, tom: 878, strony: 115), Wydawca: The American Astronomical Society 
- Empirical Conversions of Broad-Band Optical and Infrared Magnitudes to Monochromatic Continuum Luminosities for Active Galactic Nuclei - Academic press: - Acta Astronomica  (rok: 2015, tom: 65/3, strony: 251-265), Wydawca: Copernicus Foundation for Polish Astronomy 
- Limitations on the recovery of the true AGN variability parameters using damped random walk modeling - Academic press: - Astronomy & Astrophysics  (rok: 2017, tom: 597, strony: A128, 7 stron), Wydawca: European Southern Observatory 
- Empirical Conversions of Broad-Band Optical and Infrared Magnitudes to Monochromatic Continuum Luminosities for Active Galactic Nuclei - Academic press: - Acta Astronomica  (rok: 2015, tom: 65/3, strony: 251-265), Wydawca: Copernicus Foundation for Polish Astronomy 
- Erratum: Revisiting Stochastic Variability of AGNs with Structure Functions" (2016, ApJ, 826, 118) - Academic press: - The Astrophysical Journal  (rok: 2017, tom: 847/2, strony: ID 144, 3 strony), Wydawca: The American Astronomical Society 
- A degeneracy in DRW modelling of AGN light curves - Academic press: - Monthly Notices of the Royal Astronomical Society  (rok: 2016, tom: 459/3, strony: 2787-2789), Wydawca: Oxford University Press on behalf of the Royal Astronomical Society, UK 
- Time Delay Measurement of Mg II Line in CTS C30.10 with SALT - Authors: - Bożena Czerny, ..., Szymon Kozłowski i in. 
- Academic press: - The Astrophysical Journal  (rok: 2019, tom: 880, strony: 46), Wydawca: The American Astronomical Society 
- Identification of Blazar Candidates behind Small and Large Magellanic Clouds - Authors: - Natalia Żywucka, Arti Goyal, Marek Jamrozy, ..., Szymon Kozłowski i in. 
- Academic press: - The Astrophysical Journal  (rok: 2018, tom: 867, strony: ID.131), Wydawca: The American Astronomical Society 
- Erratum: Revisiting Stochastic Variability of AGNs with Structure Functions" (2016, ApJ, 826, 118) - Academic press: - The Astrophysical Journal  (rok: 2017, tom: 847/2, strony: ID 144, 3 strony), Wydawca: The American Astronomical Society 
- Virial Black Hole Mass Estimates for 280,000 AGNs from the SDSS Broadband Photometry and Single-epoch Spectra - Academic press: - The Astrophysical Journal Supplement Series  (rok: 2017, tom: 228/1, strony: ID 9, 5 stron), Wydawca: The American Astronomical Society 
- Quasar Variability in the Mid-Infrared - Authors: - Szymon Kozłowski, Christopher Kochanek, Matthew Ashby, Roberto Assef, Mark Brodwin, Peter Eisenhardt, Buell Jannuzi, Daniel Stern 
- Academic press: - The Astrophysical Journal  (rok: 2016, tom: 817/2, strony: ID 119, 14 stron), Wydawca: The American Astronomical Society 
- Quasar Main Sequence in the UV Plane - Authors: - Śniegowska, Marzena; Kozłowski, Szymon; Czerny, Bożena; Panda, Swayamtrupta; Hryniewicz, Krzysztof 
- Academic press: - The Astrophyscial Journal  (rok: 2020, tom: 900, strony: 64), Wydawca: American Astronomical Society Publishing 
- A gravitationally lensed quasar discovered in OGLE - Authors: - Zuzanna Kostrzewa-Rutkowska, Szymon Kozłowski, Cameron Lemon i in. 
- Academic press: - Monthly Notices of the Royal Astronomical Society  (rok: 2018, tom: 476, strony: 663-672), Wydawca: Oxford University Press on behalf of the Royal Astronomical Society 
- The Proper Motion Field of the Small Magellanic Cloud: Kinematic Evidence for Its Tidal Disruption - Authors: - Paul Zivick, Nitya Kallivayalil, ..., Szymon Kozłowski i in. 
- Academic press: - The Astrophysical Journal  (rok: 2018, tom: 864, strony: ID.55), Wydawca: The American Astronomical Society