diff --git a/docs/_static/pysal-styles.css b/docs/_static/pysal-styles.css
index ca2ef3cc..f47bde24 100644
--- a/docs/_static/pysal-styles.css
+++ b/docs/_static/pysal-styles.css
@@ -1,12 +1,12 @@
 /* Make thumbnails with equal heights */
-@media only screen and (min-width : 481px) {
+@media only screen and (min-width : 500px) {
     .row.equal-height {
         display: flex;
         flex-wrap: wrap;
     }
     .row.equal-height > [class*='col-'] {
         display: flex;
-        flex-direction: column;
+        flex-direction: row, column;
     }
     .row.equal-height.row:after,
     .row.equal-height.row:before {
@@ -16,15 +16,15 @@
     .row.equal-height > [class*='col-'] > .thumbnail,
     .row.equal-height > [class*='col-'] > .thumbnail > .caption {
         display: flex;
-        flex: 1 0 auto;
+        flex: .9 .1 auto;
         flex-direction: column;
     }
     .row.equal-height > [class*='col-'] > .thumbnail > .caption > .flex-text {
         flex-grow: 1;
     }
     .row.equal-height > [class*='col-'] > .thumbnail > img {
-        width: 100%;
-        height: 200px; /* force image's height */
+        width: 400px;
+        height: 100%; /* force image's height */
 
         /* force image fit inside it's "box" */
         -webkit-object-fit: cover;
@@ -69,10 +69,22 @@
 
 
 /* Table with a scrollbar */
-.bodycontainer { max-height: 600px; width: 100%; margin: 0; overflow-y: auto; }
+.bodycontainer { max-height: 800px; width: 100%; margin: 0; padding: 0; overflow-y: auto; }
 .table-scrollable { margin: 0; padding: 0; }
+  
+   .label {
+      color: #E74C3C;
+      font-size: 100%;
+      font-weight: bold;
+      width: 125px;
+      text-align: left;
+      vertical-align: middle;
+}
+
+  div.body {
+     max-width: 1080px;
+ }
 
-.label {
-    color: #222222;
-    font-size: 100%;
+table.longtable.align-default{
+    text-align: left;
 }
\ No newline at end of file
diff --git a/docs/_static/references.bib b/docs/_static/references.bib
index 8086f810..aebfe2f2 100644
--- a/docs/_static/references.bib
+++ b/docs/_static/references.bib
@@ -4,22 +4,24 @@
 
 @article{wei2020efficient,
   title={Efficient Regionalization for Spatially Explicit Neighborhood Delineation},
-  author={Wei, Ran and Rey, Sergio and Knaap, Elijah},
+  author={Wei, Ran and Rey, Sergio J. and Knaap, Elijah},
   journal={International Journal of Geographical Information Science},
   pages={1--17},
   year={2020},
-  publisher={Taylor \& Francis}
+  publisher={Taylor \& Francis},
+  doi={https://doi.org/10.1080/13658816.2020.1759806},
 }
 
 @article{duque2011p,
   title={The p-Regions Problem},
-  author={Duque, Juan C and Church, Richard L and Middleton, Richard S},
+  author={Duque, Juan C. and Church, Richard L. and Middleton, Richard S.},
   journal={Geographical Analysis},
   volume={43},
   number={1},
   pages={104--126},
   year={2011},
-  publisher={Wiley Online Library}
+  publisher={Wiley Online Library},
+  doi={https://doi.org/10.1111/j.1538-4632.2010.00810.x},
 }
 
 @article{assunccao2006efficient,
@@ -30,6 +32,7 @@ @article{assunccao2006efficient
   number={7},
   pages={797--811},
   year={2006},
+  doi={https://doi.org/10.1080/13658810600665111},
   publisher={Taylor \& Francis}
 }
 
@@ -39,21 +42,20 @@ @article{openshaw1977geographical
   journal={Transactions of the Institute of British Geographers},
   pages={459--472},
   year={1977},
-  publisher={JSTOR}
+  publisher={JSTOR},
+  doi={https://doi.org/10.2307/622300},
 }
 
 @article{duque2012max,
-author = {Duque, Juan C. and Anselin, Luc and Rey, Sergio J.},
-title = {THE MAX-P-REGIONS PROBLEM*},
-journal = {Journal of Regional Science},
-volume = {52},
-number = {3},
-pages = {397--419},
-doi = {https://doi.org/10.1111/j.1467-9787.2011.00743.x},
-url = {https://onlinelibrary.wiley.com/doi/abs/10.1111/j.1467-9787.2011.00743.x},
-eprint = {https://onlinelibrary.wiley.com/doi/pdf/10.1111/j.1467-9787.2011.00743.x},
-abstract = {ABSTRACT In this paper, we introduce a new spatially constrained clustering problem called the max-p-regions problem. It involves the clustering of a set of geographic areas into the maximum number of homogeneous regions such that the value of a spatially extensive regional attribute is above a predefined threshold value. We formulate the max-p-regions problem as a mixed integer programming (MIP) problem, and propose a heuristic solution.},
-year = {2012}
+  author={Duque, Juan C. and Anselin, Luc and Rey, Sergio J.},
+  title={THE MAX-P-REGIONS PROBLEM*},
+  journal={Journal of Regional Science},
+  volume={52},
+  number={3},
+  pages={397--419},
+  doi={https://doi.org/10.1111/j.1467-9787.2011.00743.x},
+  abstract={In this paper, we introduce a new spatially constrained clustering problem called the max-p-regions problem. It involves the clustering of a set of geographic areas into the maximum number of homogeneous regions such that the value of a spatially extensive regional attribute is above a predefined threshold value. We formulate the max-p-regions problem as a mixed integer programming (MIP) problem, and propose a heuristic solution.},
+  year={2012}
 }
 
 @article{openshaw1995algorithms,
@@ -64,7 +66,9 @@ @article{openshaw1995algorithms
   number={3},
   pages={425--446},
   year={1995},
+  doi={https://doi.org/10.1068/a270425},
   publisher={SAGE Publications Sage UK: London, England}
 }
 
+
 %======
\ No newline at end of file
diff --git a/docs/index.rst b/docs/index.rst
index 7a47353f..a488f768 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -15,9 +15,9 @@ Regionalization, facility location, and transportation-oriented modeling
 
     <div class="container-fluid">
       <div class="row equal-height">
-        <div class="col-sm-1 col-xs-hidden">
+        <div class="col-sm-.5 col-xs-hidden">
         </div>
-        <div class="col-md-3 col-xs-12">
+        <div class="col-md-4 col-xs-15">
             <a 
             href="https://pysal.org/spopt/notebooks/maxp.html" class="thumbnail">
                 <img src="_static/images/notebooks_maxp_12_1.png" class="img-responsive center-block">
@@ -26,7 +26,7 @@ Regionalization, facility location, and transportation-oriented modeling
                 </div>
             </a>
         </div>
-        <div class="col-sm-3 col-xs-12">
+        <div class="col-sm-4 col-xs-15">
             <a href="https://pysal.org/spopt/notebooks/skater.html" class="thumbnail">
                 <img src="_static/images/notebooks_skater_12_1.png" class="img-responsive center-block">
                 <div class="caption text-center">
@@ -34,7 +34,7 @@ Regionalization, facility location, and transportation-oriented modeling
                 </div>
             </a>
         </div>
-        <div class="col-sm-3 col-xs-12">
+        <div class="col-sm-4 col-xs-15">
             <a href="https://pysal.org/spopt/notebooks/reg-k-means.html" class="thumbnail">
                 <img src="_static/images/notebooks_reg-k-means_15_1.png"
                 class="img-responsive center-block">
@@ -44,7 +44,7 @@ Regionalization, facility location, and transportation-oriented modeling
                 </div>
             </a>
         </div>
-        <div class="col-sm-2 col-xs-hidden">
+        <div class="col-sm-.5 col-xs-hidden">
         </div>
       </div>
     </div>