Ernst Georg Haffner Andreas Heuer 0002 Uwe Roth Thomas Engel Christoph Meinel Advanced Studies on Link Proposals and Knowledge Retrieval of Hypertexts with CBR. 369-378 http://link.springer.de/link/service/series/0558/bibs/1875/18750369.htm 2000 conf/ecweb/2000 EC-Web db/conf/ecweb/ecweb2000.html#HaffnerHREM00