id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
istl-1969		The NASA Astrophysics Data System			.html	text/html	1995	123	61	Subsequently, the data were collected from journals as agreements were reached with individual journals. 2002a The Data Many of the papers in the data system are available electronically, either as scanned images, or links to publishers' sites of electronic journals.	cache/istl-1969.html	txt/istl-1969.txt