@book{6905,
	author = {Spiegel, Murray R.},
	title = {Schaum's outline of theory and problems of vector analysis and an introduction to tensor analysis /},
	publisher = {McGraw-Hill,},
	year = {c1959.},
	series = {Schaum's outline series},
	address = {New York :},
	note = {Originally published: New York : Schaum Pub. Co., 1959.}
}