id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
fumecheng-13737	He, Chun-Hui; Mohammadian, Mostafa	A FAST INSIGHT INTO HIGH-ACCURACY NONLINEAR FREQUENCY ESTIMATION OF STRINGER-STIFFENED SHELLS	2025	20	.pdf	application/pdf	9269	444	61	A k A d u du u u u u u u t dt dtk A A dt             + +    − + u u uu u u u u u u     + + + +  + =       (18)	cache/fumecheng-13737.pdf	txt/fumecheng-13737.txt