improve compact dict changelog

diff --git a/Doc/whatsnew/3.6.rst b/Doc/whatsnew/3.6.rst
index a0de2b9a9b395e73bd3d587fbdd6c917f2bda021..66f6b852e3e899c2f3c4c48f0704214948f2ecd3 100644 (file)
--- a/Doc/whatsnew/3.6.rst
+++ b/Doc/whatsnew/3.6.rst
@@ -343,10 +343,10 @@ Other Language Changes
 
 Some smaller changes made to the core Python language are:
 
-* `dict` implementation is changed like PyPy. It is more compact and preserves
-  insertion order. :pep:`PEP 468` (Preserving the order of `**kwargs` in a
-  function.) is implemented by this.
-  (Contributed by INADA Naoki in :issue:`27350`.)
+* :func:`dict` now uses a "compact" representation `pioneered by PyPy
+  <https://morepypy.blogspot.com/2015/01/faster-more-memory-efficient-and-more.html>`_.
+  :pep:`PEP 468` (Preserving the order of ``**kwargs`` in a function.) is
+  implemented by this.  (Contributed by INADA Naoki in :issue:`27350`.)
 
 * Long sequences of repeated traceback lines are now abbreviated as
   ``"[Previous line repeated {count} more times]"`` (see