Michael G. Bauer Günther Specht Enhancing Digital Library Documents by A Posteriori Cross Linking Using XSLT. 95-102 2001 conf/ercimdl/2001 ECDL http://link.springer.de/link/service/series/0558/bibs/2163/21630095.htm db/conf/ercimdl/ecdl2001.html#BauerS01