diff --git a/bib.bib b/bib.bib
index dd40d55..6bb7627 100644
--- a/bib.bib
+++ b/bib.bib
@@ -1,20 +1,27 @@
+%% This BibTeX bibliography file was created using BibDesk.
+%% http://bibdesk.sourceforge.net/
+
+%% Created for Ivan Hörler at 2016-12-17 13:44:01 +0100 
+
+
+%% Saved with string encoding Unicode (UTF-8) 
+
+
+
 @misc{ref1,
-        author = "Wikipedia",
-        title = "{RSA} (Cryptosystem) --- {W}ikipedia{,} {D}ie freie {E}nzyklopädie",
-        note = "\url{https://en.wikipedia.org/wiki/RSA_(cryptosystem)}",
-        year = "2016",
-}
+	Author = {Wikipedia},
+	Note = {\url{https://en.wikipedia.org/wiki/RSA_(cryptosystem)}},
+	Title = {{RSA} (Cryptosystem) --- {W}ikipedia{,} {D}ie freie {E}nzyklop{\"a}die},
+	Year = {2016}}
 
 @misc{ref2,
-        author = "Wikipedia",
-        title = "{RSA}-{K}ryptosystem --- {W}ikipedia{,} {D}ie freie {E}nzyklopädie",
-        note = "\url{https://de.wikipedia.org/wiki/RSA-Kryptosystem}",
-        year = "2016",
-}
+	Author = {Wikipedia},
+	Note = {\url{https://de.wikipedia.org/wiki/RSA-Kryptosystem}},
+	Title = {{RSA}-{K}ryptosystem --- {W}ikipedia{,} {D}ie freie {E}nzyklop{\"a}die},
+	Year = {2016}}
 
 @misc{ref3,
-        author = "L. Van Houtven",
-        title = "Crypto 101",
-        note = "\url{https://www.crypto101.io}",
-        year = "2016",
-}
+	Author = {L. Van Houtven},
+	Note = {\url{https://www.crypto101.io}},
+	Title = {Crypto 101},
+	Year = {2016}}
diff --git a/main.pdf b/main.pdf
index c5872bd..19f7327 100644
Binary files a/main.pdf and b/main.pdf differ