@book{37890,
	author = {"Deshmukh, P.C."},
	title = {Special Topics in Classical Mechanics:},
	publisher = {Indian Insitiute of Technology},
	address = {Madras},
	url = {http://video.snu.edu.in/index.php?id=11200&cat=Physics&course=Special Topics in Classical Mechanics&url=Phase2_Video/115106068/mod05lec17.mp4}
}