diff --git a/Interpreter-optimization-resources.md b/Interpreter-optimization-resources.md
index 1cc7a2f..aadd800 100644
--- a/Interpreter-optimization-resources.md
+++ b/Interpreter-optimization-resources.md
@@ -6,6 +6,7 @@ Target audience is Nimbus developers.
 | Description                                                                                                                                                                                                                 | Link                                                                                                                    |
 | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------- |
 | Basic overview of computed gotos | https://eli.thegreenplace.net/2012/07/12/computed-goto-for-efficient-dispatch-tables |
+| Optimizing direct threaded code by selective inlining | http://flint.cs.yale.edu/jvmsem/doc/threaded.ps |
 | Design of a bytecode interpreter, including Stack vs Register, how to represent values (single type, tagged unions, untagged union, interface/virtual function)                                                             | http://gameprogrammingpatterns.com/bytecode.html                                                                        |
 | Writing a fast interpreter: control-flow graph optimization from LuaJIT author                                                                                                                                              | http://lua-users.org/lists/lua-l/2011-02/msg00742.html                                                                  |
 | In-depth dive on how to write an emulator                                                                                                                                                                                   | http://fms.komkon.org/EMUL8/HOWTO.html                                                                                  |