id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
istl-1554		Search Engines and Beyond			.html	text/html	7248	420	44	Search engine guide: Science search engines, portals, and directories. The invisible web: Uncovering information sources search engines can't see.	cache/istl-1554.html	txt/istl-1554.txt