MathML-Support-In-Browsers.md

@@ -44,6 +44,10 @@ However because of some rendering issues, the MathJax team
 In particular we do not recommend to use this rendering if you plan to make
 heavy use of equation labelling or formula linebreaking.
 
+See also the
+[MathML-in-MathJax](https://bugzilla.mozilla.org/show_bug.cgi?id=687809)
+tracking bug.
+
 ## Webkit
 
 Webkit has an experimental MathML implementation which is enabled in Safari but
@@ -51,6 +55,10 @@ the support is still limited and the rendering quality not very high. This
 implementation has not passed Google's security review and so is not integrated
 yet in Chrome.
 
+See also the
+[MathML-in-MathJax](https://bugs.webkit.org/show_bug.cgi?id=84019)
+tracking bug.
+
 ## Opera
 
 Opera has a support for a subset of MathML implemented using a