fixed

Author: cdevin

index.md

@@ -266,8 +266,8 @@ Course announcements will be announced through Piazza. If you are in the class,
   <td>Anne Collins</td>
   <td><u>Main Reading:</u>
   <ul>
-  <li>Collins2018_JoCN.pdf</li>
- <li>Collins2018BookChapter.pdf</li>
+  <li><a href="https://berkeley-deep-learning.github.io/cs294-131-f18/Collins2018BookChapter.pdf">Book Chapter</a></li>
+ <li><a href="https://berkeley-deep-learning.github.io/cs294-131-f18/Collins2018_JoCN.pdf">Collins2018_JoCN</a></li>
   </ul>
   <u>Background Reading:</u>
   <ul>