@book{36359,
	author = {"Dasgupta, A."},
	title = {Vibration of Structures:},
	publisher = {Indian Insitiute of Technology},
	address = {Kharagpur},
	url = {http://video.snu.edu.in/index.php?id=9669&cat=Mechanical Engineering&course=Vibration of Structures&url=Phase2_Video/112105055/mod01lec23.mp4}
}