diff --git a/jupyter_book/Makefile b/jupyter_book/Makefile
index c0d6ce1..3552492 100644
--- a/jupyter_book/Makefile
+++ b/jupyter_book/Makefile
@@ -3,6 +3,8 @@ all: html pdf
 html:
 	jupyter-book build .
 pdf:
-	jupyter-book build --builder pdflatex .
+	jupyter-book build --builder latex .
+	cd _build/latex && sed -i -e 's/letterpaper/a4paper/' -e 's/\(Dr\. Christoph G\)/\\hspace{8.2em}\1/' python_intro.tex && make && cd ../..
+
 clean:
 	rm -rf _build
diff --git a/jupyter_book/_config.yml b/jupyter_book/_config.yml
index c3c22fe..aa74ef3 100644
--- a/jupyter_book/_config.yml
+++ b/jupyter_book/_config.yml
@@ -14,6 +14,9 @@ execute:
 latex:
   latex_documents:
     targetname: python_intro.tex
+    author: Dr. Christoph Giess \\ MARS – Center for Entrepreneurship
+    latex_show_urls: inline
+    latex_show_pagerefs: true
 
 sphinx:
   extra_extensions: