de>uavRST</code> package is not substituted. So you have to install these packages from source:</p>
<pre><code><span><span class="fu">devtools</span><span class="fu">::</span><span class="fu"><a href="https://remotes.r-lib.org/reference/install_url.html" class="external-link">install_url</a></span><span class="op">(</span><span class="st">'http://cran.r-project.org/src/contrib/Archive/spatial.tools/spatial.tools_1.6.2.tar.gz'</span><span class="op">)</span></span>
<span></span>
<span><span class="fu">devtoo