Doc and docstring nits.
diff --git a/Doc/library/functools.rst b/Doc/library/functools.rst
index 9c44fb1..c593d70 100644
--- a/Doc/library/functools.rst
+++ b/Doc/library/functools.rst
@@ -91,6 +91,10 @@
 
    .. versionadded:: 3.2
 
+   .. seealso::
+
+      Recipe for a `plain cache without the LRU feature
+      <http://code.activestate.com/recipes/577479-simple-caching-decorator/>`_.
 
 .. decorator:: total_ordering