how to download pdf from http site? [closed]

view story

http://unix.stackexchange.com – Possible Duplicate: How to download specific files from some url path with wget I want to download pdf files from this site. I tried wget -r -l 1 http://www.mimuw.edu.pl/~mengel/SO/Cwiczenia/, but this download all page structure... Is there way like downloading from ftp server: wget ftp://www.site.domain/*.pdf? (HowTos)