articles/typography/fontstyles: Add further reading links

articles/typography/fontstyles.en.html

@@ -489,19 +489,18 @@ <h2>Further reading</h2>
   <li>
   <p><a href="https://www.w3.org/International/articles/typography/justification"><cite>Approaches to full justification</cite></a></p>
   </li>
-  <li>
-  <p><a href="http://pioneer.netserv.chula.ac.th/~awirote/ling/snlp2007-wirote.pdf"><cite>Thoughts on Word and Sentence Segmentation in Thai</cite></a></p>
-  </li>
-    <li>
-      <p>Related links, <cite>International text layout and typography</cite></p>
-      <ul><li><a href="http://w3c.github.io/typography/#line_breaking">Line breaking</a></li>
-      </ul>
-    </li>
-    <li>
-      <p>Related links, <cite>Authoring HTML &amp; CSS</cite></p><ul><li><a href="https://www.w3.org/International/techniques/authoring-html#open=style">Styling &amp; layout</a>, <a href="https://www.w3.org/International/techniques/authoring-html.en?open=style&open=linebreaks">Managing line breaks</a></li>
-      </ul>
-    </li>
+<li>
+  <p>Related GitHub discussion thread<cite></cite>s</p>
+  <ul><li><a href="https://github.com/w3c/csswg-drafts/issues/4910">Criteria for generic font families</a></li>
   </ul>
+</li>
+<li>
+<p>Related links, <cite>Language Enablement Index</cite></p>
+<ul>
+<li><a href="https://www.w3.org/TR/typography/#fonts">Fonts</a></li>
+</ul>
+</li>
+</ul>
 </section>
 
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