Penetrating the Deep Cover of Compton-thick Active Galactic Nuclei von Levenson, N. A, Heckman, T. M, Krolik, J. H, Weaver, K. A, Życki, P. T

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Broadband Spectral Evolution of Scorpius X-1 along Its Color-Color Diagram von D'Aí, A, Życki, P, Di Salvo, T, Iaria, R, Lavagetto, G, Robba, N. R

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Probing the Inner Region of Cygnus X-1 in the Low/Hard State through Its X-Ray Broadband Spectrum von Di Salvo, T, Done, C, Życki, P. T, Burderi, L, Robba, N. R

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Towards equation of state of dark energy from quasar monitoring: Reverberation strategy von Czerny, B., Hryniewicz, K., Maity, I., Schwarzenberg-Czerny, A., Życki, P. T., Bilicki, M.

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The Relativistic Iron Line Profile in the Seyfert 1 Galaxy IC 4329A von Done, C, Madejski, G. M, Życki, P. T

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X-Ray Emission from Megamaser Galaxy IC 2560 von Madejski, G, Done, C, Życki, P. T, Greenhill, L

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Spectral and Fourier analyses of X-ray quasi-periodic oscillations in accreting black holes von Sobolewska, M. A., Życki, P. T.

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The mass of the black hole in RE J1034+396 von Czerny, B., You, B., Kurcz, A., Średzińska, J., Hryniewicz, K., Nikołajuk, M., Krupa, M., Wang, J.-M., Hu, C., Życki, P. T.

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The 1989 May outburst of the soft X-ray transient GS 2023+338 (V404 Cyg) von Życki, Piotr T., Done, Chris, Smith, David A.

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Universal spectral shape of high accretion rate AGN von Czerny, B., Nikołajuk, M., Różańska, A., Dumont, A.-M., Loska, Z., Życki, P. T.

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Extreme X-Ray Iron Lines in Active Galactic Nuclei von Levenson, N. A, Krolik, J. H, Życki, P. T, Heckman, T. M, Weaver, K. A, Awaki, H, Terashima, Y

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Structure of the Circumnuclear Region of Seyfert 2 Galaxies Revealed by Rossi X-Ray Timing Explorer Hard X-Ray Observations of NGC 4945 von Madejski, G, Życki, P, Done, C, Valinia, A, Blanco, P, Rothschild, R, Turek, B

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Relativistic distortions in the X-ray spectrum of Cyg X-1 von Done, C., Życki, P. T.

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The X-ray spectrum of Cyg X-2 von Done, C., Życki, P. T., Smith, D. A.

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Vertical structure of accretion discs with hot coronae in active galactic nuclei von Różańska, A., Czerny, B., Życki, P. T., Pojmański, G.

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X-ray spectral evolution of GS 2023+338 (V404 Cyg) during decline after outburst von Życki, Piotr T., Done, Chris, Smith, David A.

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Simulations of X-ray spectral/timing properties in a propagation model of variability of accreting black holes von Zycki, P T

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High-Redshift Radio-quiet Quasars: Exploring the Parameter Space of Accretion Models. II. Patchy Corona Model von Sobolewska, MaŁgorzata A, Siemiginowska, Aneta, Życki, Piotr T

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Spectral modeling of the three spectral states of the Galactic microquasar GRS 1915+105 von Sobolewska, M. A., Życki, P. T.

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The iron Kα line from a partially ionized reflecting medium in an active galactic nucleus von ZYCKI, P. T, CZERNY, B

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