Phon-görbék
<a href="//commons.wikimedia.org/wiki/User:Monedula" title="User:Monedula">Monedula</a>
2005
This file was derived from: <a href="//commons.wikimedia.org/wiki/File:Gromkost.png" title="File:Gromkost.png">Gromkost.png</a><br>