Characteristics of Al203 layers formed on aluminum alloys by plasma electrolytic oxidation / Mateusz JĘDRUSIK, Grzegorz CEMPURA // W: The 5\textsuperscript{th} Stanisław Gorczyca European school on Electron microscopy and electron tomography : Kraków, 5-8.07.2016 : proceedings / ed. by G. Cempura, A. Gruszczyński, A. Czyrska-Filemonowicz ; AGH University of Science and Technology, International Centre of Electron Microscopy for Materials Science, Faculty of Metals Engineering and Industrial Computer Science. — Kraków : AGH University of Science and Technology, 2016. — Opis częśc. wg okł.. — ISBN: 978-83-63663-81-0. — S. 398–399. — Bibliogr. s. 398–399