>
                        <p>Returns supplementary model of <code>kind</code> at <code>index</code> or nil, if it was not found</p>

                      </div>
                      <h4>Default Implementation</h4>
                      <div class="default_impl abstract">
                        <p>Returns supplementary model of <code>kind</code> at <code>index</code> or nil, if it was not found</p>

                      </div>
                      <div class="declaration">
                        <h4>D