diff --git a/src/thesis/literature.bib b/src/thesis/literature.bib
index 7f61be6..5e72c2a 100644
--- a/src/thesis/literature.bib
+++ b/src/thesis/literature.bib
@@ -932,6 +932,7 @@ @inproceedings{Traugott2002
   numpages  = {22},
   location  = {Philadelphia, PA},
   series    = {LISA '02},
+  url       = {http://www.infrastructures.org/papers/turing/turing.html}
 }
 
 @article{SurveyFlakyTests,