<ul>
    <li>
        <a href="https://www.hdfgroup.org/category/hdf-news/">
        <center>
            <h1>Newsletters</h1>
            <br>
                <i class="hdf_icon fa fa-newspaper-o fa-4x"></i>
            </br>
        </center>
        </a>
    </li>  
    <li>
        <a href="https://www.mendeley.com/sign/in/?routeTo=http%3A%2F%2Fwww.mendeley.com%2Fcommunity%2Fhdf%2Fdocuments%2F&acw=&utt=305a3905cef851927b9d41-39580cc6323ec64f-E">
            <center>
                <h1>Publications</h1>
                <br>
                    <i class="hdf_icon fa fa-file-text-o fa-4x"></i>
                </br>
            </center>
        </a>
    </li>
    <li>
      <a href="https://confluence.hdfgroup.org/display/HDF5/Training+Videos">
      <center>
            <h1>Videos</h1>
            <br>
                <i class="hdf_icon fa fa-video-camera fa-4x"></i>
            </br>
        </center>
        </a>
    </li>
    <li>
      <a href="https://www.slideshare.net/HDFEOS/presentations">
      <center>
            <h1>Presentations</h1>
            <br>
                <i class="hdf_icon fa fa-slideshare fa-4x"></i>
            </br>
        </center>
        </a>
    </li>      
</ul>