id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cet-12844		cet-12844		6	.pdf	application/pdf	2703	141	53	The types of gas sensors used are various and are based on the modification of a physical or chemical parameter caused by the gases themselves. The major upgrades were in the structures and topology of gas sensors and in the analysis of sensor array data.	cache/cet-12844.pdf	txt/cet-12844.txt