id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cet-5399		cet-5399		6	.pdf	application/pdf	3018	130	45	Samples were taken repeatedly for lignin concentration measurement by UV/Vis spectroscopy. For the evaporation process case, the change in ethanol concentration was simulated as described above.	cache/cet-5399.pdf	txt/cet-5399.txt