@article {235530,
	title = {Effect of cracks on free vibration of plane frames},
	journal = {JOURNAL OF ENGINEERING AND APPLIED SCIENCE},
	volume = {50},
	year = {2003},
	note = {n/a},
	pages = {333-350},
	publisher = {Faculty of Engineering, Cairo University},
	abstract = {n/a},
	author = {O.M.O. Ramadan and Osman, KMA}
}
