DRAM's browser url for each album can be used to create a permalink. Use the URL in the browser window and add the Alkek Library proxy url.
http://libproxy.txstate.edu/login?url=http://www.dramonline.org/albums/peter-dickinson-song-cycles
On the left side of a Naxos page, look for the Show Static URL and grab the url to the collection or track you'd like to link to.
http://txstate.naxosmusiclibrary.com/streamw.asp?ver=2.0&s=14910%2Ftxstatenmlpd07%2F5242140