id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
gc-392		gc-392		2	.pdf	application/pdf	687	32	75	Three conclusions may be d raw n. Firs tl y, both zones a rc in adequate ly covered by se ismi c elata. It was main ly the magnetic record ing sys tem that was used (95% of the profiles) and on ly a number of more recently shot lincs (5%) arc in a d ig ital recorded form .	cache/gc-392.pdf	txt/gc-392.txt