diff --git a/symptom_ex_process/process.tex b/symptom_ex_process/process.tex
index 77388ad..c1c191e 100644
--- a/symptom_ex_process/process.tex
+++ b/symptom_ex_process/process.tex
@@ -1,4 +1,4 @@
-
+\nocite{safeware}
 \section{Overview of  Symptom Extraction Process}
 
 % TO DO: separate these two: