id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cet-12246		cet-12246		6	.pdf	application/pdf	3406	129	50	Determining key PSFs is a decision-making system, but there is always lack of historical data of PSF. The final result indicates that the proposed method provides a reasonable and effective way to find key PSFs for ensuring human reliability in shipping LNG offloading work.	cache/cet-12246.pdf	txt/cet-12246.txt