Flag of Oman.
<ul><li><a href="//commons.wikimedia.org/wiki/File:Flag_of_Oman.svg" title="File:Flag of Oman.svg">Flag_of_Oman.svg</a>: Open Clip Art website</li>
<li><a href="//commons.wikimedia.org/wiki/File:Nuvola_Bulgarian_flag.svg" title="File:Nuvola Bulgarian flag.svg">Nuvola_Bulgarian_flag.svg</a>: <a href="//commons.wikimedia.org/wiki/User:Min%27s" title="User:Min's">User:Min's</a></li>
<li>derivative work: <a href="//commons.wikimedia.org/wiki/User:Aris_Katsaris" title="User:Aris Katsaris">Aris Katsaris</a></li></ul>
<ul><li><a href="//commons.wikimedia.org/wiki/File:Flag_of_Oman.svg" title="File:Flag of Oman.svg">Flag_of_Oman.svg</a></li>
<li><a href="//commons.wikimedia.org/wiki/File:Nuvola_Bulgarian_flag.svg" title="File:Nuvola Bulgarian flag.svg">Nuvola_Bulgarian_flag.svg</a></li></ul>