diff --git a/dev/pkgdown.yml b/dev/pkgdown.yml
index 06d1a9a4..9f03dded 100644
--- a/dev/pkgdown.yml
+++ b/dev/pkgdown.yml
@@ -4,5 +4,5 @@ pkgdown_sha: ~
 articles:
   intro_to_geobr: intro_to_geobr.html
   py-intro-to-geobr: python-intro/py-intro-to-geobr.html
-last_built: 2023-12-01T17:44Z
+last_built: 2023-12-01T18:08Z
 
diff --git a/dev/reference/index.html b/dev/reference/index.html
index 670633af..d9fdd281 100644
--- a/dev/reference/index.html
+++ b/dev/reference/index.html
@@ -60,57 +60,73 @@ <h1>Reference</h1>
     </div>
 
     <table class="ref-index"><colgroup><col class="alias"><col class="title"></colgroup><tbody><tr><th colspan="2">
-          <h2 id="all-functions">All functions <a href="#all-functions" class="anchor" aria-hidden="true"></a></h2>
+          <h2 id="political-administrative">Political administrative <a href="#political-administrative" class="anchor" aria-hidden="true"></a></h2>
           <p class="section-desc"></p>
         </th>
       </tr></tbody><tbody><tr><td>
-          <p><code><a href="cep_to_state.html">cep_to_state()</a></code> </p>
-        </td>
-        <td><p>Determine the state of a given CEP postal code</p></td>
-      </tr><tr><td>
-          <p><code><a href="grid_state_correspondence_table.html">grid_state_correspondence_table</a></code> </p>
+          <p><code><a href="read_capitals.html">read_capitals()</a></code> </p>
         </td>
-        <td><p>A correspondence table indicating what quadrants of IBGE's statistical grid intersect with each Brazilian state</p></td>
+        <td><p>Download data of state capitals</p></td>
       </tr><tr><td>
-          <p><code><a href="list_geobr.html">list_geobr()</a></code> </p>
+          <p><code><a href="read_municipal_seat.html">read_municipal_seat()</a></code> </p>
         </td>
-        <td><p>List all data sets available in the geobr package</p></td>
+        <td><p>Download spatial data of municipal seats (sede dos municipios) in Brazil</p></td>
       </tr><tr><td>
-          <p><code><a href="lookup_muni.html">lookup_muni()</a></code> </p>
+          <p><code><a href="read_municipality.html">read_municipality()</a></code> </p>
         </td>
-        <td><p>Look up municipality codes and names</p></td>
+        <td><p>Download spatial data of Brazilian municipalities</p></td>
       </tr><tr><td>
-          <p><code><a href="read_amazon.html">read_amazon()</a></code> </p>
+          <p><code><a href="read_immediate_region.html">read_immediate_region()</a></code> </p>
         </td>
-        <td><p>Download spatial data of Brazil's Legal Amazon</p></td>
+        <td><p>Download spatial data of Brazil's Immediate Geographic Areas</p></td>
       </tr><tr><td>
-          <p><code><a href="read_biomes.html">read_biomes()</a></code> </p>
+          <p><code><a href="read_intermediate_region.html">read_intermediate_region()</a></code> </p>
         </td>
-        <td><p>Download spatial data of Brazilian biomes</p></td>
+        <td><p>Download spatial data of Brazil's Intermediate Geographic Areas</p></td>
       </tr><tr><td>
-          <p><code><a href="read_capitals.html">read_capitals()</a></code> </p>
+          <p><code><a href="read_micro_region.html">read_micro_region()</a></code> </p>
         </td>
-        <td><p>Download data of state capitals</p></td>
+        <td><p>Download spatial data of micro regions</p></td>
       </tr><tr><td>
-          <p><code><a href="read_census_tract.html">read_census_tract()</a></code> </p>
+          <p><code><a href="read_meso_region.html">read_meso_region()</a></code> </p>
         </td>
-        <td><p>Download spatial data of census tracts of the Brazilian Population Census</p></td>
+        <td><p>Download spatial data of meso regions</p></td>
       </tr><tr><td>
-          <p><code><a href="read_comparable_areas.html">read_comparable_areas()</a></code> </p>
+          <p><code><a href="read_state.html">read_state()</a></code> </p>
         </td>
-        <td><p>Download spatial data of historically comparable municipalities</p></td>
+        <td><p>Download spatial data of Brazilian states</p></td>
       </tr><tr><td>
-          <p><code><a href="read_conservation_units.html">read_conservation_units()</a></code> </p>
+          <p><code><a href="read_region.html">read_region()</a></code> </p>
         </td>
-        <td><p>Download spatial data of Brazilian environmental conservation units</p></td>
+        <td><p>Download spatial data of Brazil Regions</p></td>
       </tr><tr><td>
           <p><code><a href="read_country.html">read_country()</a></code> </p>
         </td>
         <td><p>Download spatial data of Brazil's national borders</p></td>
+      </tr></tbody><tbody><tr><th colspan="2">
+          <h2 id="statistical-areas">Statistical areas <a href="#statistical-areas" class="anchor" aria-hidden="true"></a></h2>
+          <p class="section-desc"></p>
+        </th>
+      </tr></tbody><tbody><tr><td>
+          <p><code><a href="read_statistical_grid.html">read_statistical_grid()</a></code> </p>
+        </td>
+        <td><p>Download spatial data of IBGE's statistical grid</p></td>
       </tr><tr><td>
-          <p><code><a href="read_disaster_risk_area.html">read_disaster_risk_area()</a></code> </p>
+          <p><code><a href="read_census_tract.html">read_census_tract()</a></code> </p>
         </td>
-        <td><p>Download spatial data of disaster risk areas</p></td>
+        <td><p>Download spatial data of census tracts of the Brazilian Population Census</p></td>
+      </tr><tr><td>
+          <p><code><a href="read_weighting_area.html">read_weighting_area()</a></code> </p>
+        </td>
+        <td><p>Download spatial data of Census Weighting Areas (area de ponderacao) of the Brazilian Population Census</p></td>
+      </tr></tbody><tbody><tr><th colspan="2">
+          <h2 id="education-and-health">Education and Health <a href="#education-and-health" class="anchor" aria-hidden="true"></a></h2>
+          <p class="section-desc"></p>
+        </th>
+      </tr></tbody><tbody><tr><td>
+          <p><code><a href="read_schools.html">read_schools()</a></code> </p>
+        </td>
+        <td><p>Download geolocated data of schools</p></td>
       </tr><tr><td>
           <p><code><a href="read_health_facilities.html">read_health_facilities()</a></code> </p>
         </td>
@@ -119,78 +135,86 @@ <h2 id="all-functions">All functions <a href="#all-functions" class="anchor" ari
           <p><code><a href="read_health_region.html">read_health_region()</a></code> </p>
         </td>
         <td><p>Download spatial data of Brazilian health regions and health macro regions</p></td>
-      </tr><tr><td>
-          <p><code><a href="read_immediate_region.html">read_immediate_region()</a></code> </p>
+      </tr></tbody><tbody><tr><th colspan="2">
+          <h2 id="environment">Environment <a href="#environment" class="anchor" aria-hidden="true"></a></h2>
+          <p class="section-desc"></p>
+        </th>
+      </tr></tbody><tbody><tr><td>
+          <p><code><a href="read_amazon.html">read_amazon()</a></code> </p>
         </td>
-        <td><p>Download spatial data of Brazil's Immediate Geographic Areas</p></td>
+        <td><p>Download spatial data of Brazil's Legal Amazon</p></td>
       </tr><tr><td>
-          <p><code><a href="read_indigenous_land.html">read_indigenous_land()</a></code> </p>
+          <p><code><a href="read_biomes.html">read_biomes()</a></code> </p>
         </td>
-        <td><p>Download spatial data of indigenous lands in Brazil</p></td>
+        <td><p>Download spatial data of Brazilian biomes</p></td>
       </tr><tr><td>
-          <p><code><a href="read_intermediate_region.html">read_intermediate_region()</a></code> </p>
+          <p><code><a href="read_conservation_units.html">read_conservation_units()</a></code> </p>
         </td>
-        <td><p>Download spatial data of Brazil's Intermediate Geographic Areas</p></td>
+        <td><p>Download spatial data of Brazilian environmental conservation units</p></td>
       </tr><tr><td>
-          <p><code><a href="read_meso_region.html">read_meso_region()</a></code> </p>
+          <p><code><a href="read_disaster_risk_area.html">read_disaster_risk_area()</a></code> </p>
         </td>
-        <td><p>Download spatial data of meso regions</p></td>
+        <td><p>Download spatial data of disaster risk areas</p></td>
       </tr><tr><td>
-          <p><code><a href="read_metro_area.html">read_metro_area()</a></code> </p>
+          <p><code><a href="read_semiarid.html">read_semiarid()</a></code> </p>
         </td>
-        <td><p>Download spatial data of official metropolitan areas in Brazil</p></td>
-      </tr><tr><td>
-          <p><code><a href="read_micro_region.html">read_micro_region()</a></code> </p>
+        <td><p>Download spatial data of the Brazilian Semiarid region</p></td>
+      </tr></tbody><tbody><tr><th colspan="2">
+          <h2 id="urban">Urban <a href="#urban" class="anchor" aria-hidden="true"></a></h2>
+          <p class="section-desc"></p>
+        </th>
+      </tr></tbody><tbody><tr><td>
+          <p><code><a href="read_neighborhood.html">read_neighborhood()</a></code> </p>
         </td>
-        <td><p>Download spatial data of micro regions</p></td>
+        <td><p>Download spatial data of neighborhood limits of Brazilian municipalities</p></td>
       </tr><tr><td>
-          <p><code><a href="read_municipal_seat.html">read_municipal_seat()</a></code> </p>
+          <p><code><a href="read_urban_area.html">read_urban_area()</a></code> </p>
         </td>
-        <td><p>Download spatial data of municipal seats (sede dos municipios) in Brazil</p></td>
+        <td><p>Download spatial data of urbanized areas in Brazil</p></td>
       </tr><tr><td>
-          <p><code><a href="read_municipality.html">read_municipality()</a></code> </p>
+          <p><code><a href="read_metro_area.html">read_metro_area()</a></code> </p>
         </td>
-        <td><p>Download spatial data of Brazilian municipalities</p></td>
+        <td><p>Download spatial data of official metropolitan areas in Brazil</p></td>
       </tr><tr><td>
-          <p><code><a href="read_neighborhood.html">read_neighborhood()</a></code> </p>
+          <p><code><a href="read_urban_concentrations.html">read_urban_concentrations()</a></code> </p>
         </td>
-        <td><p>Download spatial data of neighborhood limits of Brazilian municipalities</p></td>
+        <td><p>Download urban concentration areas in Brazil</p></td>
       </tr><tr><td>
           <p><code><a href="read_pop_arrangements.html">read_pop_arrangements()</a></code> </p>
         </td>
         <td><p>Download population arrangements in Brazil</p></td>
-      </tr><tr><td>
-          <p><code><a href="read_region.html">read_region()</a></code> </p>
-        </td>
-        <td><p>Download spatial data of Brazil Regions</p></td>
-      </tr><tr><td>
-          <p><code><a href="read_schools.html">read_schools()</a></code> </p>
-        </td>
-        <td><p>Download geolocated data of schools</p></td>
-      </tr><tr><td>
-          <p><code><a href="read_semiarid.html">read_semiarid()</a></code> </p>
+      </tr></tbody><tbody><tr><th colspan="2">
+          <h2 id="miscellaneous">Miscellaneous <a href="#miscellaneous" class="anchor" aria-hidden="true"></a></h2>
+          <p class="section-desc"></p>
+        </th>
+      </tr></tbody><tbody><tr><td>
+          <p><code><a href="read_indigenous_land.html">read_indigenous_land()</a></code> </p>
         </td>
-        <td><p>Download spatial data of the Brazilian Semiarid region</p></td>
+        <td><p>Download spatial data of indigenous lands in Brazil</p></td>
       </tr><tr><td>
-          <p><code><a href="read_state.html">read_state()</a></code> </p>
+          <p><code><a href="read_comparable_areas.html">read_comparable_areas()</a></code> </p>
         </td>
-        <td><p>Download spatial data of Brazilian states</p></td>
+        <td><p>Download spatial data of historically comparable municipalities</p></td>
       </tr><tr><td>
-          <p><code><a href="read_statistical_grid.html">read_statistical_grid()</a></code> </p>
+          <p><code><a href="cep_to_state.html">cep_to_state()</a></code> </p>
         </td>
-        <td><p>Download spatial data of IBGE's statistical grid</p></td>
-      </tr><tr><td>
-          <p><code><a href="read_urban_area.html">read_urban_area()</a></code> </p>
+        <td><p>Determine the state of a given CEP postal code</p></td>
+      </tr></tbody><tbody><tr><th colspan="2">
+          <h2 id="support-functions">Support functions <a href="#support-functions" class="anchor" aria-hidden="true"></a></h2>
+          <p class="section-desc"></p>
+        </th>
+      </tr></tbody><tbody><tr><td>
+          <p><code><a href="lookup_muni.html">lookup_muni()</a></code> </p>
         </td>
-        <td><p>Download spatial data of urbanized areas in Brazil</p></td>
+        <td><p>Look up municipality codes and names</p></td>
       </tr><tr><td>
-          <p><code><a href="read_urban_concentrations.html">read_urban_concentrations()</a></code> </p>
+          <p><code><a href="list_geobr.html">list_geobr()</a></code> </p>
         </td>
-        <td><p>Download urban concentration areas in Brazil</p></td>
+        <td><p>List all data sets available in the geobr package</p></td>
       </tr><tr><td>
-          <p><code><a href="read_weighting_area.html">read_weighting_area()</a></code> </p>
+          <p><code><a href="grid_state_correspondence_table.html">grid_state_correspondence_table</a></code> </p>
         </td>
-        <td><p>Download spatial data of Census Weighting Areas (area de ponderacao) of the Brazilian Population Census</p></td>
+        <td><p>A correspondence table indicating what quadrants of IBGE's statistical grid intersect with each Brazilian state</p></td>
       </tr></tbody></table></div>
 
   <div class="col-md-3 hidden-xs hidden-sm" id="pkgdown-sidebar">