diff --git a/application/default/views/scripts/about/publication.phtml b/application/default/views/scripts/about/publication.phtml
index b7a971f1..6c27a15a 100644
--- a/application/default/views/scripts/about/publication.phtml
+++ b/application/default/views/scripts/about/publication.phtml
@@ -27,8 +27,8 @@ $this->breadcrumb()->setSeparator(' > ');
 	<ul>
 	<?php foreach ($this->paginator as $item): ?>
 	<li> <?php echo $item['reference']; ?> 
-	<?php if (!empty($ref->link)) : 
-		echo ' <a href="'.$ref->link.'">下载</a>';
+	<?php if (!empty($item['link'])) : 
+		echo ' <a href="'.$item['link'].'">下载</a>';
 		endif;
 	?>
 	</li>