Hi!This is my first post and I am happy to contribute with something I consider an extremely well done site.Unexceptionable precise for any scholarly purpose you can here study the Roman Catholic doctrine really in depth.
This is  the catechism:
http://www.intratext.com/X/ITA0014.HTM   this is catechism
and here quite a library :):
http://www.intratext.com/BRI/