           <a class="md-nav__link" href="#7.-Conclusion">
               7. Conclusion
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                <li class="md-nav__item">
                 <a class="md-nav__link" href="#Details">
                  Details
                 </a>
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                <li class="md-nav__item">
                 <a class="md-nav__link" href="#References">
                  References
                 </a>
      