Add pdf to Hauptsatz paper, thanks to Fredrik NF
Add bibliography.bib file.
Forgot to link to raw file.
Forgot pdfs path.
Merge pull request #2 from stevana/master

Three more papers with sources, a couple without, as well as fixing the broken link from the last pull request and adding a bib file.
Add a lot of stuff I got from Hank, thanks!
Fix broken link.
Fix some more links.
Fix one title.
Fix my Italian, thanks Lorenzo.
Merge pull request #4 from stevana/master

Added lots of stuff I got from Hank (thanks!)