<td class="snsn capitalize green">(<a href="http://lambdadelta.info/static/matita/lambdadelta/">static HELM directory</a>)</td>
<td class="snss capitalize green">
<a href="http://lambdadelta.info/implementation.html#helena">helena</a>
<td class="snsn capitalize green">(<a href="http://lambdadelta.info/static/matita/lambdadelta/">static HELM directory</a>)</td>
<td class="snss capitalize green">
<a href="http://lambdadelta.info/implementation.html#helena">helena</a>