@book{3565,
	author = {Synge, J. L. and Schild, Alfred,},
	title = {Tensor calculus /},
	publisher = {Dover Publications,},
	year = {c1949, 1978.},
	series = {Mathematical expositions ;},
	address = {New York :},
	note = {Reprint of the 1969 ed. published by University of Toronto Press, Toronto, which was issued as v. 5 of Mathematical expositions.}
}