Portrait of user <b>Martin Kozák</b> from <a href="https://cs.wikipedia.org/wiki/" class="extiw" title="cs:">Czech Wikipedia</a>. <a class="external autonumber" href="https://cs.wikipedia.org/wiki/Wikipedista:Martin_Koz%C3%A1k">[1]</a>
No machine-readable author provided. <a href="//commons.wikimedia.org/wiki/User:Martin_Koz%C3%A1k" title="User:Martin Kozák">Martin Kozák</a> assumed (based on copyright claims).
CC BY-SA 3.0
No machine-readable source provided. Own work assumed (based on copyright claims).