Drawing of the 971-U subtype of the russian Akula class submarines (Boats K-152, K-157).
<ul><li>derivative work: <a href="//commons.wikimedia.org/wiki/User:790" title="User:790">790</a> (<a href="//commons.wikimedia.org/wiki/User_talk:790" title="User talk:790"><span class="signature-talk">talk</span></a>)</li>
<li><a href="//commons.wikimedia.org/wiki/File:AkulaProjekt971klein.png" title="File:AkulaProjekt971klein.png">AkulaProjekt971klein.png</a>: <a href="//commons.wikimedia.org/wiki/User:Alexpl" title="User:Alexpl">Alexpl</a></li></ul>
CC BY-SA 3.0
<ul><li><a href="//commons.wikimedia.org/wiki/File:AkulaProjekt971klein.png" title="File:AkulaProjekt971klein.png">AkulaProjekt971klein.png</a></li></ul>