diff --git a/TFG_Sixto_José_Martínez_Gan.pdf b/TFG_Sixto_José_Martínez_Gan.pdf
index 47f329a..965013d 100644
Binary files a/TFG_Sixto_José_Martínez_Gan.pdf and b/TFG_Sixto_José_Martínez_Gan.pdf differ
diff --git a/TFG_Sixto_José_Martínez_Gan.tex b/TFG_Sixto_José_Martínez_Gan.tex
index 84060a0..76e51bd 100644
--- a/TFG_Sixto_José_Martínez_Gan.tex
+++ b/TFG_Sixto_José_Martínez_Gan.tex
@@ -51,8 +51,8 @@
 
 % Bibliografía.
 \newif\ifbibtex
-%\bibtextrue
-\bibtexfalse
+\bibtextrue
+%\bibtexfalse
 \ifbibtex
 \else
 \usepackage[backend=biber]{biblatex}